diff --git a/src/main/java/semantic/SemanticAnalyzer.java b/src/main/java/semantic/SemanticAnalyzer.java
index 8a16b47..c409c0d 100644
--- a/src/main/java/semantic/SemanticAnalyzer.java
+++ b/src/main/java/semantic/SemanticAnalyzer.java
@@ -181,8 +181,13 @@ public class SemanticAnalyzer implements SemanticVisitor {
     @Override
     public TypeCheckResult analyze(ReturnStatementNode toCheck) {
 
-        var result = toCheck.expression.accept(this);
-        return new TypeCheckResult(true, result.getType());
+        if(toCheck.expression != null){
+            var result = toCheck.expression.accept(this);
+            return new TypeCheckResult(true, result.getType());
+        } else {
+            return new TypeCheckResult(false, null);
+        }
+
     }
 
     @Override