diff --git a/application/cmdbabstract.class.inc.php b/application/cmdbabstract.class.inc.php
index 05e69376e..817bd21ec 100644
--- a/application/cmdbabstract.class.inc.php
+++ b/application/cmdbabstract.class.inc.php
@@ -4623,7 +4623,7 @@ EOF
 		$iLoopTimeLimit = MetaModel::GetConfig()->Get('max_execution_time_per_loop');
 		foreach($aSelectedObj as $iId)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			/** @var \cmdbAbstractObject $oObj */
 			$oObj = MetaModel::GetObject($sClass, $iId);
 			$aErrors = $oObj->UpdateObjectFromPostedForm('');
@@ -4655,7 +4655,7 @@ EOF
 				$oObj->DBUpdate();
 			}
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 		$oP->Table($aHeaders, $aRows);
 		if ($bPreview)
 		{
diff --git a/application/utils.inc.php b/application/utils.inc.php
index 372731f99..f8e06f8c8 100644
--- a/application/utils.inc.php
+++ b/application/utils.inc.php
@@ -1697,7 +1697,7 @@ class utils
 		set_time_limit(0);
 		// Compiling SASS
 		$sCss = $oSass->compile($sSassContent);
-		set_time_limit($iCurrentMaxExecTime);
+		set_time_limit(intval($iCurrentMaxExecTime));
 
 		return $sCss;
 	}
diff --git a/core/bulkchange.class.inc.php b/core/bulkchange.class.inc.php
index 976d894d5..0af44ae97 100644
--- a/core/bulkchange.class.inc.php
+++ b/core/bulkchange.class.inc.php
@@ -948,7 +948,7 @@ class BulkChange
 		$iLoopTimeLimit = MetaModel::GetConfig()->Get('max_execution_time_per_loop');
 		foreach($this->m_aData as $iRow => $aRowData)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			if (isset($aResult[$iRow]["__STATUS__"]))
 			{
 				// An issue at the earlier steps - skip the rest
@@ -1067,13 +1067,13 @@ class BulkChange
 				$iObj = $oObj->GetKey();
 				if (!in_array($iObj, $aVisited))
 				{
-					set_time_limit($iLoopTimeLimit);
+					set_time_limit(intval($iLoopTimeLimit));
 					$iRow++;
 					$this->UpdateMissingObject($aResult, $iRow, $oObj, $oChange);
 				}
 			}
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(itval($iPreviousTimeLimit));
 
 		// Fill in the blanks - the result matrix is expected to be 100% complete
 		//
diff --git a/core/csvbulkexport.class.inc.php b/core/csvbulkexport.class.inc.php
index bfb22cfcf..fad0c38f0 100644
--- a/core/csvbulkexport.class.inc.php
+++ b/core/csvbulkexport.class.inc.php
@@ -301,7 +301,7 @@ EOF
 		}
 		while($aRow = $oSet->FetchAssoc())
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$aData = array();
 			foreach($this->aStatusInfo['fields'] as $iCol => $aFieldSpec)
 			{
@@ -339,7 +339,7 @@ EOF
 		// Restore original date & time formats
 		AttributeDateTime::SetFormat($oPrevDateTimeFormat);
 		AttributeDate::SetFormat($oPrevDateFormat);
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 		$this->aStatusInfo['position'] += $this->iChunkSize;
 		if ($this->aStatusInfo['total'] == 0)
 		{
diff --git a/core/csvparser.class.inc.php b/core/csvparser.class.inc.php
index fae9af6d1..86df52b52 100644
--- a/core/csvparser.class.inc.php
+++ b/core/csvparser.class.inc.php
@@ -135,7 +135,7 @@ class CSVParser
 		// More time for the next row
 		if ($this->m_iTimeLimitPerRow !== null)
 		{
-			set_time_limit($this->m_iTimeLimitPerRow);
+			set_time_limit(intval($this->m_iTimeLimitPerRow));
 		}
 	}
 	protected function __AddCellTrimmed($c = null, $aFieldMap = null)
@@ -194,7 +194,7 @@ class CSVParser
 		{
 			// Give some time for the first row
 			$iTimeLimit = ini_get('max_execution_time');
-			set_time_limit($this->m_iTimeLimitPerRow);
+			set_time_limit(intval($this->m_iTimeLimitPerRow));
 		}
 		for($i = 0; $i <= $iDataLength ; $i++)
 		{
@@ -255,7 +255,7 @@ class CSVParser
 		if ($iTimeLimit !== null)
 		{
 			// Restore the previous time limit
-			set_time_limit($iTimeLimit);
+			set_time_limit(intval($iTimeLimit));
 		}
 		return $this->m_aDataSet;
 	}
diff --git a/core/dbobject.class.php b/core/dbobject.class.php
index f6eb94566..5b69898c1 100644
--- a/core/dbobject.class.php
+++ b/core/dbobject.class.php
@@ -3595,7 +3595,7 @@ abstract class DBObject implements iDisplay
 				// As a temporary fix: delete only the objects that are still to be deleted...
 				if ($oToDelete->m_bIsInDB)
 				{
-					set_time_limit($iLoopTimeLimit);
+					set_time_limit(intval($iLoopTimeLimit));
 					$oToDelete->DBDeleteSingleObject();
 				}
 			}
@@ -3610,13 +3610,13 @@ abstract class DBObject implements iDisplay
 				foreach ($aData['attributes'] as $sRemoteExtKey => $aRemoteAttDef)
 				{
 					$oToUpdate->Set($sRemoteExtKey, $aData['values'][$sRemoteExtKey]);
-					set_time_limit($iLoopTimeLimit);
+					set_time_limit(intval($iLoopTimeLimit));
 					$oToUpdate->DBUpdate();
 				}
 			}
 		}
 
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 
 		return $oDeletionPlan;
 	}
@@ -4560,7 +4560,7 @@ abstract class DBObject implements iDisplay
 		{
 			foreach ($aPotentialDeletes as $sRemoteExtKey => $aData)
 			{
-				set_time_limit($iLoopTimeLimit);
+				set_time_limit(intval($iLoopTimeLimit));
 
 				/** @var \AttributeExternalKey $oAttDef */
 				$oAttDef = $aData['attribute'];
@@ -4592,7 +4592,7 @@ abstract class DBObject implements iDisplay
 				}
 			}
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 	}
 
 	/**
diff --git a/core/deletionplan.class.inc.php b/core/deletionplan.class.inc.php
index 447b458f1..9cae22135 100644
--- a/core/deletionplan.class.inc.php
+++ b/core/deletionplan.class.inc.php
@@ -116,7 +116,7 @@ class DeletionPlan
 		{
 			foreach($aToUpdate as $iId => $aData)
 			{
-				set_time_limit($iLoopTimeLimit);
+				set_time_limit(intval($iLoopTimeLimit));
 				$this->m_iToUpdate++;
 
 				$oObject = $aData['to_reset'];
@@ -142,7 +142,7 @@ class DeletionPlan
 				}
 			}
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 	}
 
 	public function GetIssues()
diff --git a/core/displayablegraph.class.inc.php b/core/displayablegraph.class.inc.php
index 06b405543..559fd0c02 100644
--- a/core/displayablegraph.class.inc.php
+++ b/core/displayablegraph.class.inc.php
@@ -874,7 +874,7 @@ class DisplayableGraph extends SimpleGraph
 		$oNodesIter = new RelationTypeIterator($oGraph, 'Node');
 		foreach($oNodesIter as $oNode)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			switch(get_class($oNode))
 			{
 				case 'RelationObjectNode':				
@@ -921,7 +921,7 @@ class DisplayableGraph extends SimpleGraph
 		$oEdgesIter = new RelationTypeIterator($oGraph, 'Edge');
 		foreach($oEdgesIter as $oEdge)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$oSourceNode = $oNewGraph->GetNode($oEdge->GetSourceNode()->GetId());
 			$oSinkNode = $oNewGraph->GetNode($oEdge->GetSinkNode()->GetId());
 			$oNewEdge = new DisplayableEdge($oNewGraph, $oEdge->GetId(), $oSourceNode, $oSinkNode);
@@ -932,7 +932,7 @@ class DisplayableGraph extends SimpleGraph
 		$aEdgeKeys = array();
 		foreach($oEdgesIter as $oEdge)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$sSourceId =  $oEdge->GetSourceNode()->GetId();
 			$sSinkId = $oEdge->GetSinkNode()->GetId();
 			if ($sSourceId == $sSinkId)
@@ -958,7 +958,7 @@ class DisplayableGraph extends SimpleGraph
 		$oNodesIter = new RelationTypeIterator($oNewGraph, 'Node');
 		foreach($oNodesIter as $oNode)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			if ($bDirectionDown && $oNode->GetProperty('source'))
 			{
 				$oNode->GroupSimilarNeighbours($oNewGraph, $iGroupingThreshold, true, $bDirectionDown);
@@ -973,7 +973,7 @@ class DisplayableGraph extends SimpleGraph
 		$iGroupIdx = 0;
 		foreach($oIterator as $oNode)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			if ($oNode instanceof DisplayableGroupNode)
 			{
 				if ($oNode->GetObjectCount() == 0)
@@ -995,7 +995,7 @@ class DisplayableGraph extends SimpleGraph
 		$aEdgeKeys = array();
 		foreach($oEdgesIter as $oEdge)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$sSourceId =  $oEdge->GetSourceNode()->GetId();
 			$sSinkId = $oEdge->GetSinkNode()->GetId();
 			if ($sSourceId == $sSinkId)
@@ -1017,7 +1017,7 @@ class DisplayableGraph extends SimpleGraph
 				}
 			}
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 		
 		return $oNewGraph;
 	}
@@ -1257,14 +1257,14 @@ class DisplayableGraph extends SimpleGraph
 		$iLoopTimeLimit = MetaModel::GetConfig()->Get('max_execution_time_per_loop');
 		foreach($oIterator as $sId => $oEdge)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$oEdge->RenderAsPDF($oPdf, $this, $fScale, $aContextDefs);
 		}
 
 		$oIterator = new RelationTypeIterator($this, 'Node');
 		foreach($oIterator as $sId => $oNode)
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$oNode->RenderAsPDF($oPdf, $this, $fScale, $aContextDefs);
 		}
 
diff --git a/core/excelbulkexport.class.inc.php b/core/excelbulkexport.class.inc.php
index 1d4569397..c4998cd92 100644
--- a/core/excelbulkexport.class.inc.php
+++ b/core/excelbulkexport.class.inc.php
@@ -296,7 +296,7 @@ EOF
 		$iLoopTimeLimit = MetaModel::GetConfig()->Get('max_execution_time_per_loop');
 		while($aRow = $oSet->FetchAssoc())
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$aData = array();
 			foreach($this->aStatusInfo['fields'] as $iCol => $aFieldSpec)
 			{
@@ -314,7 +314,7 @@ EOF
 			fwrite($hFile, json_encode($aData)."\n");
 			$iCount++;
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 		$this->aStatusInfo['position'] += $this->iChunkSize;
 		if ($this->aStatusInfo['total'] == 0)
 		{
diff --git a/core/htmlbulkexport.class.inc.php b/core/htmlbulkexport.class.inc.php
index 8f811bb14..aea53bf88 100644
--- a/core/htmlbulkexport.class.inc.php
+++ b/core/htmlbulkexport.class.inc.php
@@ -128,7 +128,7 @@ class HTMLBulkExport extends TabularBulkExport
 		$iLoopTimeLimit = MetaModel::GetConfig()->Get('max_execution_time_per_loop');
 		while($aRow = $oSet->FetchAssoc())
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$oMainObj = $aRow[$sFirstAlias];
 			$sHilightClass = '';
 			if ($oMainObj)
@@ -160,7 +160,7 @@ class HTMLBulkExport extends TabularBulkExport
 			$sData .= "</tr>";
 			$iCount++;
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 		$this->aStatusInfo['position'] += $this->iChunkSize;
 		if ($this->aStatusInfo['total'] == 0)
 		{
diff --git a/core/relationgraph.class.inc.php b/core/relationgraph.class.inc.php
index 3e3521767..4dde465f8 100644
--- a/core/relationgraph.class.inc.php
+++ b/core/relationgraph.class.inc.php
@@ -472,7 +472,7 @@ class RelationGraph extends SimpleGraph
 					{
 						do
 						{
-							set_time_limit($iLoopTimeLimit);
+							set_time_limit(intval($iLoopTimeLimit));
 
 							$sObjectRef = 	RelationObjectNode::MakeId($oRelatedObj);
 							$oRelatedNode = $this->GetNode($sObjectRef);
@@ -501,7 +501,7 @@ class RelationGraph extends SimpleGraph
 						while ($oRelatedObj = $oObjSet->Fetch());
 					}
 				}
-				set_time_limit($iPreviousTimeLimit);
+				set_time_limit(intval($iPreviousTimeLimit));
 			}
 		}
 	}
diff --git a/core/spreadsheetbulkexport.class.inc.php b/core/spreadsheetbulkexport.class.inc.php
index a742bc780..8a31453a6 100644
--- a/core/spreadsheetbulkexport.class.inc.php
+++ b/core/spreadsheetbulkexport.class.inc.php
@@ -266,7 +266,7 @@ EOF
 		$iLoopTimeLimit = MetaModel::GetConfig()->Get('max_execution_time_per_loop');
 		while($aRow = $oSet->FetchAssoc())
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 
 			$sData .= "<tr>";
 			foreach($this->aStatusInfo['fields'] as $iCol => $aFieldSpec)
@@ -362,7 +362,7 @@ EOF
 			$sData .= "</tr>";
 			$iCount++;
 		}
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 		$this->aStatusInfo['position'] += $this->iChunkSize;
 		if ($this->aStatusInfo['total'] == 0)
 		{
diff --git a/core/xmlbulkexport.class.inc.php b/core/xmlbulkexport.class.inc.php
index a94ecef1e..6c5d6bdb6 100644
--- a/core/xmlbulkexport.class.inc.php
+++ b/core/xmlbulkexport.class.inc.php
@@ -144,7 +144,7 @@ class XMLBulkExport extends BulkExport
 		
 		while ($aObjects = $oSet->FetchAssoc())
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			if (count($aAuthorizedClasses) > 1)
 			{
 				$sData .= "<Row>\n";
@@ -182,7 +182,7 @@ class XMLBulkExport extends BulkExport
 			$iCount++;
 		}
 		
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 		$this->aStatusInfo['position'] += $this->iChunkSize;
 		if ($this->aStatusInfo['total'] == 0)
 		{
diff --git a/datamodels/2.x/combodo-db-tools/db_analyzer.class.inc.php b/datamodels/2.x/combodo-db-tools/db_analyzer.class.inc.php
index 29772994e..c41c83219 100644
--- a/datamodels/2.x/combodo-db-tools/db_analyzer.class.inc.php
+++ b/datamodels/2.x/combodo-db-tools/db_analyzer.class.inc.php
@@ -40,7 +40,7 @@ class DatabaseAnalyzer
 	{
 		if (!is_null($this->iTimeLimitPerOperation))
 		{
-			set_time_limit($this->iTimeLimitPerOperation);
+			set_time_limit(intval($this->iTimeLimitPerOperation));
 		}
 
 		$aWrongRecords = CMDBSource::QueryToArray($sSelWrongRecs);
diff --git a/synchro/synchro_import.php b/synchro/synchro_import.php
index d15b7be3e..613622414 100644
--- a/synchro/synchro_import.php
+++ b/synchro/synchro_import.php
@@ -491,7 +491,7 @@ try
 		$iLoopTimeLimit = MetaModel::GetConfig()->Get('max_execution_time_per_loop');
 		$oMutex = new iTopMutex('synchro_import_'.$oDataSource->GetKey());
 		$oMutex->Lock();
-		set_time_limit($iLoopTimeLimit);
+		set_time_limit(intval($iLoopTimeLimit));
 		foreach ($aData as $iRow => $aRow)
 		{
 			$sReconciliationCondition = '`primary_key` = '.CMDBSource::Quote($aRow[$iPrimaryKeyCol]);
@@ -633,7 +633,7 @@ try
 			}
 		}
 		$oMutex->Unlock();
-		set_time_limit($iPreviousTimeLimit);
+		set_time_limit(intval($iPreviousTimeLimit));
 
 		if (($sOutput === 'summary') || ($sOutput === 'details'))
 		{
diff --git a/synchro/synchrodatasource.class.inc.php b/synchro/synchrodatasource.class.inc.php
index eac1c4048..3c4678492 100644
--- a/synchro/synchrodatasource.class.inc.php
+++ b/synchro/synchrodatasource.class.inc.php
@@ -3466,7 +3466,7 @@ class SynchroExecution
 			/** @var SynchroReplica $oReplica */
 			while($oReplica = $oSetToProcess->Fetch())
 			{
-				set_time_limit($iLoopTimeLimit);
+				set_time_limit(intval($iLoopTimeLimit));
 				$iLastReplicaProcessed = $oReplica->GetKey();
 				switch ($sDeletePolicy)
 				{
@@ -3595,7 +3595,7 @@ class SynchroExecution
 		/** @var \SynchroReplica $oReplica */
 		while ($oReplica = $oSetToProcess->Fetch())
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$iLastReplicaProcessed = $oReplica->GetKey();
 			$this->m_oStatLog->AddTrace("Synchronizing replica id=$iLastReplicaProcessed.");
 			$oReplica->Synchro($this->m_oDataSource, $this->m_aReconciliationKeys, $this->m_aAttributes, $this->m_oChange,
@@ -3697,7 +3697,7 @@ class SynchroExecution
 		/** @var SynchroReplica $oReplica */
 		while($oReplica = $oSetToProcess->Fetch())
 		{
-			set_time_limit($iLoopTimeLimit);
+			set_time_limit(intval($iLoopTimeLimit));
 			$iLastReplicaProcessed = $oReplica->GetKey();
 			$this->m_oStatLog->AddTrace('Destination object to be DELETED', $oReplica);
 			$oReplica->DeleteDestObject($this->m_oChange, $this->m_oStatLog);