diff --git a/wrap/Module.cpp b/wrap/Module.cpp
index 55fd13715..092c732f7 100644
--- a/wrap/Module.cpp
+++ b/wrap/Module.cpp
@@ -156,6 +156,7 @@ void Module::parseMarkup(const std::string& data) {
       >> (*(basic.namespace_p >> str_p("::")) >> basic.className_p)[assign_a(fwDec.name)]
       >> ch_p(';') 
       [push_back_a(forward_declarations, fwDec)] 
+      [assign_a(cls,cls0)] // also clear class to avoid partial parse
       [assign_a(fwDec, fwDec0)]; 
  
   Rule module_content_p = basic.comments_p | include_p | class_p
diff --git a/wrap/tests/geometry.h b/wrap/tests/geometry.h
index 78e2a1dff..69bc7e3be 100644
--- a/wrap/tests/geometry.h
+++ b/wrap/tests/geometry.h
@@ -1,7 +1,7 @@
   // comments!
 
 class VectorNotEigen;
-class ns::OtherClass;
+virtual class ns::OtherClass;
 
 namespace gtsam {