diff --git a/compiler/nodes.py b/compiler/nodes.py
index d72ec67..a3a60c7 100644
--- a/compiler/nodes.py
+++ b/compiler/nodes.py
@@ -355,7 +355,7 @@ class Call(Node):
     def semantic_analysis(self, context: semantic.Context):
         super(Call, self).semantic_analysis(context)
 
-        variable = context.get_variable(self.identifier.value)
+        variable = context.get_variable(self.identifier.value, reader=self)
         if variable is None:
             raise SemanticAnalysisError(location=self.location(), message=f"Unknown function '{self.identifier.value}'")