diff --git a/compiler/integration-tests/src/org/jetbrains/kotlin/AntTaskTest.java b/compiler/integration-tests/src/org/jetbrains/kotlin/AntTaskTest.java
index 57db3821af6..8425c0bfd2b 100644
--- a/compiler/integration-tests/src/org/jetbrains/kotlin/AntTaskTest.java
+++ b/compiler/integration-tests/src/org/jetbrains/kotlin/AntTaskTest.java
@@ -31,7 +31,7 @@ public class AntTaskTest extends KotlinIntegrationTestBase {
         String runtime = new File("dist/kotlinc/lib/kotlin-runtime.jar").getAbsolutePath();
 
         assertEquals("compilation failed", 0, runAnt("build.log", "build.xml", extraJavaArgs));
-        runJava("hello.run", "-cp", jar + File.pathSeparator + runtime, "Hello.HelloPackage");
+        runJava("hello.run", "-cp", jar + File.pathSeparator + runtime, "hello.HelloPackage");
     }
 
     @Test
diff --git a/compiler/integration-tests/testData/antTaskJvm/hello.kt b/compiler/integration-tests/testData/antTaskJvm/hello.kt
index faa0df6ecf6..5a1704e14e7 100644
--- a/compiler/integration-tests/testData/antTaskJvm/hello.kt
+++ b/compiler/integration-tests/testData/antTaskJvm/hello.kt
@@ -1,4 +1,4 @@
-package Hello
+package hello
 
 fun main(args : Array<String>) {
     for (s in arrayList("a"))
diff --git a/compiler/integration-tests/testData/antTaskJvmManyRoots/root1/hello.kt b/compiler/integration-tests/testData/antTaskJvmManyRoots/root1/hello.kt
index 03deab5568b..f1ed7bd2137 100644
--- a/compiler/integration-tests/testData/antTaskJvmManyRoots/root1/hello.kt
+++ b/compiler/integration-tests/testData/antTaskJvmManyRoots/root1/hello.kt
@@ -1,4 +1,4 @@
-package Hello
+package hello
 
 fun main(args : Array<String>) {
     for (s in arrayList("a"))
diff --git a/compiler/integration-tests/testData/antTaskJvmManyRoots/root2/foo.kt b/compiler/integration-tests/testData/antTaskJvmManyRoots/root2/foo.kt
index be57b8843c4..c445f559568 100644
--- a/compiler/integration-tests/testData/antTaskJvmManyRoots/root2/foo.kt
+++ b/compiler/integration-tests/testData/antTaskJvmManyRoots/root2/foo.kt
@@ -1,3 +1,3 @@
-package Hello
+package hello
 
 fun foo() {}
\ No newline at end of file