diff --git a/IDEHelper/Compiler/BfReducer.cpp b/IDEHelper/Compiler/BfReducer.cpp
index 075b053b..990baa47 100644
--- a/IDEHelper/Compiler/BfReducer.cpp
+++ b/IDEHelper/Compiler/BfReducer.cpp
@@ -10932,7 +10932,7 @@ BfGenericConstraintsDeclaration* BfReducer::CreateGenericConstraintsDeclaration(
 				bool handled = false;
 				if (auto tokenNode = BfNodeDynCast<BfTokenNode>(nextNode))
 				{
-					if (tokenNode->mToken == BfToken_FatArrow)
+					if ((tokenNode->mToken == BfToken_FatArrow) || (tokenNode->mToken == BfToken_Colon))
 					{
 						isDone = true;
 						break;