diff --git a/syntaxes/metamodelica.tmGrammar.yaml b/syntaxes/metamodelica.tmGrammar.yaml
index f35b355..f129fe9 100644
--- a/syntaxes/metamodelica.tmGrammar.yaml
+++ b/syntaxes/metamodelica.tmGrammar.yaml
@@ -116,7 +116,7 @@ patterns:
     end: \)\s*;
 
   # Documentation Strings
-  - match: (?<![=+e]\s*)((?<!\\)"([^"]|\\")*(?<!\\)")\s*;
+  - match: (?<!else\s*)(?<![=+]\s*)((?<!\\)"([^"]|\\")*(?<!\\)")\s*;
     captures:
       1:
         name: comment.line
diff --git a/syntaxes/modelica.tmGrammar.yaml b/syntaxes/modelica.tmGrammar.yaml
index 169ce27..49d46cc 100644
--- a/syntaxes/modelica.tmGrammar.yaml
+++ b/syntaxes/modelica.tmGrammar.yaml
@@ -81,7 +81,7 @@ patterns:
       - include: '#annotations'
 
   # Documentation Strings
-  - match: (?<![=+e]\s*)((?<!\\)"([^"]|\\")*(?<!\\)")\s*;
+  - match: (?<!else\s*)(?<![=+]\s*)((?<!\\)"([^"]|\\")*(?<!\\)")\s*;
     captures:
       1:
         name: comment.line