diff --git a/datamodels/.htaccess b/datamodels/.htaccess
index 17ac87ba5..35fe3c9ea 100644
--- a/datamodels/.htaccess
+++ b/datamodels/.htaccess
@@ -1,7 +1,7 @@
 # Apache 2.4
 <ifModule mod_authz_core.c>
 Require all denied
-	<FilesMatch ".+\.(css|scss|js|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
+	<FilesMatch ".+\.(css|scss|js|map|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
 	    Require all granted
 	</FilesMatch>
 </ifModule>
@@ -10,7 +10,7 @@ Require all denied
 <ifModule !mod_authz_core.c>
 deny from all
 Satisfy All
-	<FilesMatch ".+\.(css|scss|js|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
+	<FilesMatch ".+\.(css|scss|js|map|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
 	    Order Allow,Deny
 	    Allow from all
 	</FilesMatch>
diff --git a/datamodels/web.config b/datamodels/web.config
index a67d0f2d5..76b4d2472 100644
--- a/datamodels/web.config
+++ b/datamodels/web.config
@@ -7,6 +7,7 @@
                <add fileExtension=".css" allowed="true" />
                <add fileExtension=".scss" allowed="true" />
                <add fileExtension=".js" allowed="true" />
+               <add fileExtension=".map" allowed="true" />
                <add fileExtension=".png" allowed="true" />
                <add fileExtension=".bmp" allowed="true" />
                <add fileExtension=".gif" allowed="true" />
diff --git a/extensions/.htaccess b/extensions/.htaccess
index 17ac87ba5..35fe3c9ea 100644
--- a/extensions/.htaccess
+++ b/extensions/.htaccess
@@ -1,7 +1,7 @@
 # Apache 2.4
 <ifModule mod_authz_core.c>
 Require all denied
-	<FilesMatch ".+\.(css|scss|js|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
+	<FilesMatch ".+\.(css|scss|js|map|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
 	    Require all granted
 	</FilesMatch>
 </ifModule>
@@ -10,7 +10,7 @@ Require all denied
 <ifModule !mod_authz_core.c>
 deny from all
 Satisfy All
-	<FilesMatch ".+\.(css|scss|js|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
+	<FilesMatch ".+\.(css|scss|js|map|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html)$">
 	    Order Allow,Deny
 	    Allow from all
 	</FilesMatch>
diff --git a/extensions/web.config b/extensions/web.config
index a67d0f2d5..76b4d2472 100644
--- a/extensions/web.config
+++ b/extensions/web.config
@@ -7,6 +7,7 @@
                <add fileExtension=".css" allowed="true" />
                <add fileExtension=".scss" allowed="true" />
                <add fileExtension=".js" allowed="true" />
+               <add fileExtension=".map" allowed="true" />
                <add fileExtension=".png" allowed="true" />
                <add fileExtension=".bmp" allowed="true" />
                <add fileExtension=".gif" allowed="true" />
diff --git a/setup/compiler.class.inc.php b/setup/compiler.class.inc.php
index 0bd190ef4..240133716 100644
--- a/setup/compiler.class.inc.php
+++ b/setup/compiler.class.inc.php
@@ -3081,7 +3081,7 @@ EOF;
 # Apache 2.4
 <ifModule mod_authz_core.c>
 Require all denied
-	<FilesMatch ".+\.(css|scss|js|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html|php)$">
+	<FilesMatch ".+\.(css|scss|js|map|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html|php)$">
 	    Require all granted
 	</FilesMatch>
 </ifModule>
@@ -3090,7 +3090,7 @@ Require all denied
 <ifModule !mod_authz_core.c>
 deny from all
 Satisfy All
-	<FilesMatch ".+\.(css|scss|js|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html|php)$">
+	<FilesMatch ".+\.(css|scss|js|map|png|bmp|gif|jpe?g|svg|tiff|woff2?|ttf|eot|html|php)$">
 	    Order Allow,Deny
 	    Allow from all
 	</FilesMatch>
@@ -3127,6 +3127,7 @@ EOF;
                <add fileExtension=".css" allowed="true" />
                <add fileExtension=".scss" allowed="true" />
                <add fileExtension=".js" allowed="true" />
+               <add fileExtension=".map" allowed="true" />
                <add fileExtension=".png" allowed="true" />
                <add fileExtension=".bmp" allowed="true" />
                <add fileExtension=".gif" allowed="true" />