diff --git a/Source/cmDependsFortranParser.cxx b/Source/cmDependsFortranParser.cxx
index 1de6eee13..3c43c631b 100644
--- a/Source/cmDependsFortranParser.cxx
+++ b/Source/cmDependsFortranParser.cxx
@@ -192,6 +192,7 @@ static void cmDependsFortranError(yyscan_t yyscanner, const char* message)
 #endif
 #ifdef _MSC_VER
 # pragma warning (disable: 4102) /* Unused goto label.  */
+# pragma warning (disable: 4065) /* Switch contains default but no case. */
 #endif
 
 
diff --git a/Source/cmDependsFortranParser.y b/Source/cmDependsFortranParser.y
index 4ba4117f6..a3f60afb8 100644
--- a/Source/cmDependsFortranParser.y
+++ b/Source/cmDependsFortranParser.y
@@ -66,6 +66,7 @@ static void cmDependsFortranError(yyscan_t yyscanner, const char* message)
 #endif
 #ifdef _MSC_VER
 # pragma warning (disable: 4102) /* Unused goto label.  */
+# pragma warning (disable: 4065) /* Switch contains default but no case. */
 #endif
 %}