diff --git a/src/main/java/de/maishai/typedast/typedclass/TypedAssignment.java b/src/main/java/de/maishai/typedast/typedclass/TypedAssignment.java
index a13f9a5..63d8e08 100644
--- a/src/main/java/de/maishai/typedast/typedclass/TypedAssignment.java
+++ b/src/main/java/de/maishai/typedast/typedclass/TypedAssignment.java
@@ -27,6 +27,7 @@ public class TypedAssignment implements TypedStatement {
     public void convertToTypedAssignment(TypedClass clas, Assignment untyped) {
         value = convertExpression(clas, untyped.value());
         location = new TypedFieldVarAccess(clas, untyped.location());
+        location.typeCheck(clas);
     }
 
     @Override