diff --git a/lib/layouts/beamer.layout b/lib/layouts/beamer.layout
index ed15d26fe8..1bf305e2c4 100644
--- a/lib/layouts/beamer.layout
+++ b/lib/layouts/beamer.layout
@@ -1399,6 +1399,7 @@ InsetLayout Flex:Bold
     PassThru       1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Emphasize
@@ -1418,6 +1419,7 @@ InsetLayout Flex:Emphasize
     PassThru       1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Alert
@@ -1437,6 +1439,7 @@ InsetLayout Flex:Alert
     PassThru       1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Structure
@@ -1456,6 +1459,7 @@ InsetLayout Flex:Structure
     PassThru       1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Only
@@ -1476,6 +1480,7 @@ InsetLayout Flex:Only
     AutoInsert     1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Uncover
@@ -1496,6 +1501,7 @@ InsetLayout Flex:Uncover
     AutoInsert     1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Visible
@@ -1516,6 +1522,7 @@ InsetLayout Flex:Visible
     AutoInsert     1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Invisible
@@ -1536,6 +1543,7 @@ InsetLayout Flex:Invisible
     AutoInsert     1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Alternative
@@ -1560,6 +1568,7 @@ InsetLayout Flex:Alternative
     Mandatory      1
   EndArgument
   ResetsFont       true
+  CustomPars       false
 End
 
 InsetLayout Flex:Beamer_Note
diff --git a/lib/layouts/logicalmkup.module b/lib/layouts/logicalmkup.module
index 06d169600f..afca29cd47 100644
--- a/lib/layouts/logicalmkup.module
+++ b/lib/layouts/logicalmkup.module
@@ -25,7 +25,8 @@ InsetLayout Flex:Noun
 			font-family: sans-serif;
 		}
 	EndHTMLStyle
-	ResetsFont true
+	ResetsFont            true
+	CustomPars            false
 End
 
 
@@ -39,7 +40,8 @@ InsetLayout Flex:Emph
 	EndFont
 	InToc                 true
 	HTMLTag               em
-	ResetsFont true
+	ResetsFont            true
+	CustomPars            false
 End
 
 
@@ -56,7 +58,8 @@ InsetLayout Flex:Strong
 	EndPreamble
 	InToc                 true
 	HTMLTag               strong
-	ResetsFont true
+	ResetsFont            true
+	CustomPars            false
 End
 
 
@@ -73,6 +76,7 @@ InsetLayout Flex:Code
 	EndPreamble
 	InToc                 true
 	HTMLTag               code
-	ResetsFont true
+	ResetsFont            true
+	CustomPars            false
 	Spellcheck            false
 End
diff --git a/status.23x b/status.23x
index 60faa62eb4..1691a9cd95 100644
--- a/status.23x
+++ b/status.23x
@@ -61,6 +61,9 @@ What's new
 - When cloning a buffer, do not start from a parent if it is not the
   current master (e.g., when compiling a child alone).
 
+-  Disallow paragraph customization in some single-par charstyle insets
+   (bug 9192).
+
 
 * USER INTERFACE