diff --git a/qmake/generators/win32/msvc_objectmodel.cpp b/qmake/generators/win32/msvc_objectmodel.cpp
index b5639c01084..6517e5c4516 100644
--- a/qmake/generators/win32/msvc_objectmodel.cpp
+++ b/qmake/generators/win32/msvc_objectmodel.cpp
@@ -862,7 +862,7 @@ bool VCCLCompilerTool::parseOption(const char* option)
                 }
                 break;
             }
-            // Fallthrough
+            [[fallthrough]];
         default:
             found = false; break;
         }