diff --git a/idea/testData/completion/handlers/ExtFunction.kt b/idea/testData/completion/handlers/ExtFunction.kt
new file mode 100644
index 00000000000..a12a341e26e
--- /dev/null
+++ b/idea/testData/completion/handlers/ExtFunction.kt
@@ -0,0 +1,3 @@
+fun main(args : Array<String>) {
+    "".toS<caret>
+}
\ No newline at end of file
diff --git a/idea/testData/completion/handlers/ExtFunction.kt.after b/idea/testData/completion/handlers/ExtFunction.kt.after
new file mode 100644
index 00000000000..bad7b3b6669
--- /dev/null
+++ b/idea/testData/completion/handlers/ExtFunction.kt.after
@@ -0,0 +1,3 @@
+fun main(args : Array<String>) {
+    "".toString()
+}
\ No newline at end of file
diff --git a/idea/tests/org/jetbrains/jet/completion/handlers/CompletionHandlerTest.java b/idea/tests/org/jetbrains/jet/completion/handlers/CompletionHandlerTest.java
index 0be2e25cd40..91297f67b13 100644
--- a/idea/tests/org/jetbrains/jet/completion/handlers/CompletionHandlerTest.java
+++ b/idea/tests/org/jetbrains/jet/completion/handlers/CompletionHandlerTest.java
@@ -68,6 +68,10 @@ public class CompletionHandlerTest extends LightCompletionTestCase {
         doTest();
     }
 
+    public void testExtFunction() {
+        doTest();
+    }
+
     public void testHigherOrderFunction() {
         doTest();
     }