diff --git a/src/Generator/AST/Utils.cs b/src/Generator/AST/Utils.cs
index dcdc34a7..3120f5bb 100644
--- a/src/Generator/AST/Utils.cs
+++ b/src/Generator/AST/Utils.cs
@@ -108,7 +108,7 @@ namespace CppSharp.AST
 
             if (specialization.Arguments.Select(
                 a => a.Type.Type).Any(t => t != null &&
-                    !CheckTypeForSpecialization(t, container, addSpecialization,
+                    !CheckTypeForSpecialization(t, specialization, addSpecialization,
                         typeMaps, internalOnly)))
                 return false;
 
diff --git a/tests/CSharp/CSharpTemplates.h b/tests/CSharp/CSharpTemplates.h
index 662e2794..10c8742e 100644
--- a/tests/CSharp/CSharpTemplates.h
+++ b/tests/CSharp/CSharpTemplates.h
@@ -514,8 +514,15 @@ TemplateDerivedFromRegularDynamic<T>::~TemplateDerivedFromRegularDynamic()
 template <typename T>
 class OnlySpecialisedInTypeArg
 {
+public:
+    DependentValueFields<OnlySpecialisedInTypeArg<T>> returnSelfSpecialization();
 };
 
+template <typename T>
+DependentValueFields<OnlySpecialisedInTypeArg<T>> OnlySpecialisedInTypeArg<T>::returnSelfSpecialization()
+{
+}
+
 // we optimise specialisations so that only actually used ones are wrapped
 void forceUseSpecializations(IndependentFields<int> _1, IndependentFields<bool> _2,
                              IndependentFields<T1> _3, IndependentFields<std::string> _4,