diff --git a/Source/cmQtAutoGenerators.cxx b/Source/cmQtAutoGenerators.cxx
index 27e492834e..7f0bd862ae 100644
--- a/Source/cmQtAutoGenerators.cxx
+++ b/Source/cmQtAutoGenerators.cxx
@@ -281,9 +281,11 @@ cmQtAutoGenerators::cmQtAutoGenerators()
 
   // Moc macro filters
   this->MocMacroFilters[0].first = "Q_OBJECT";
-  this->MocMacroFilters[0].second.compile("[\n][ \t]*Q_OBJECT[^a-zA-Z0-9_]");
+  this->MocMacroFilters[0].second.compile(
+    "[\n][ \t]*{?[ \t]*Q_OBJECT[^a-zA-Z0-9_]");
   this->MocMacroFilters[1].first = "Q_GADGET";
-  this->MocMacroFilters[1].second.compile("[\n][ \t]*Q_GADGET[^a-zA-Z0-9_]");
+  this->MocMacroFilters[1].second.compile(
+    "[\n][ \t]*{?[ \t]*Q_GADGET[^a-zA-Z0-9_]");
 
   // Precompile regular expressions
   this->MocRegExpInclude.compile(