diff --git a/idea/idea-analysis/src/org/jetbrains/kotlin/idea/project/KotlinCodeBlockModificationListener.kt b/idea/idea-analysis/src/org/jetbrains/kotlin/idea/project/KotlinCodeBlockModificationListener.kt
index b03d0207b13..897cccaed63 100644
--- a/idea/idea-analysis/src/org/jetbrains/kotlin/idea/project/KotlinCodeBlockModificationListener.kt
+++ b/idea/idea-analysis/src/org/jetbrains/kotlin/idea/project/KotlinCodeBlockModificationListener.kt
@@ -152,7 +152,8 @@ class KotlinCodeBlockModificationListener(
 
                 is KtScriptInitializer -> {
                     return (blockDeclaration.body as? KtCallExpression)
-                        ?.lambdaArguments?.last()
+                        ?.lambdaArguments
+                        ?.lastOrNull()
                         ?.getLambdaExpression()
                         ?.takeIf { it.isAncestor(element) }
                 }
diff --git a/idea/testData/codeInsight/outOfBlock/scriptTopLevelCallExpression.kts b/idea/testData/codeInsight/outOfBlock/scriptTopLevelCallExpression.kts
new file mode 100644
index 00000000000..510f3b10235
--- /dev/null
+++ b/idea/testData/codeInsight/outOfBlock/scriptTopLevelCallExpression.kts
@@ -0,0 +1,7 @@
+// TRUE
+
+fun foo() = 1
+
+foo(<caret>)
+
+// SKIP_ANALYZE_CHECK
diff --git a/idea/tests/org/jetbrains/kotlin/idea/codeInsight/OutOfBlockModificationTestGenerated.java b/idea/tests/org/jetbrains/kotlin/idea/codeInsight/OutOfBlockModificationTestGenerated.java
index 666918aa007..2add3581a5e 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/codeInsight/OutOfBlockModificationTestGenerated.java
+++ b/idea/tests/org/jetbrains/kotlin/idea/codeInsight/OutOfBlockModificationTestGenerated.java
@@ -224,6 +224,11 @@ public class OutOfBlockModificationTestGenerated extends AbstractOutOfBlockModif
         runTest("idea/testData/codeInsight/outOfBlock/scriptInLambdaExpression.kts");
     }
 
+    @TestMetadata("scriptTopLevelCallExpression.kts")
+    public void testScriptTopLevelCallExpression() throws Exception {
+        runTest("idea/testData/codeInsight/outOfBlock/scriptTopLevelCallExpression.kts");
+    }
+
     @TestMetadata("scriptTopLevelExpression.kts")
     public void testScriptTopLevelExpression() throws Exception {
         runTest("idea/testData/codeInsight/outOfBlock/scriptTopLevelExpression.kts");