diff --git a/src/protocol/tests/utils.rs b/src/protocol/tests/utils.rs
index d0694aa883873531183aedd7c23ba71dee352d16..6a321b67a212328b6ba181b77eb795a50b339bd0 100644
--- a/src/protocol/tests/utils.rs
+++ b/src/protocol/tests/utils.rs
@@ -703,7 +703,7 @@ impl<'a> FunctionTester<'a> {
         // Assuming the function is not polymorphic
         let definition_id = self.def.this;
         let func_type = [ConcreteTypePart::Function(definition_id, 0)];
-        let mono_index = self.ctx.types.get_procedure_monomorph_type_id(&definition_id.upcast(), &func_type).unwrap();
+        let mono_index = self.ctx.types.get_monomorph_type_id(&definition_id.upcast(), &func_type).unwrap();
 
         let mut prompt = Prompt::new(&self.ctx.types, &self.ctx.heap, definition_id, mono_index, ValueGroup::new_stack(Vec::new()));
         let mut call_context = FakeRunContext{};
@@ -819,7 +819,7 @@ fn get_procedure_monomorph<'a>(heap: &Heap, types: &'a TypeTable, definition_id:
         [ConcreteTypePart::Component(ast_definition.this, 0)]
     };
 
-    let mono_index = types.get_procedure_monomorph_type_id(&definition_id, &func_type).unwrap();
+    let mono_index = types.get_monomorph_type_id(&definition_id, &func_type).unwrap();
     let mono_data = types.get_monomorph(mono_index).variant.as_procedure();
 
     mono_data