diff --git a/level_zero/core/test/black_box_tests/zello_copy_fence.cpp b/level_zero/core/test/black_box_tests/zello_copy_fence.cpp
index e25745ddf7..0b073d5c29 100644
--- a/level_zero/core/test/black_box_tests/zello_copy_fence.cpp
+++ b/level_zero/core/test/black_box_tests/zello_copy_fence.cpp
@@ -105,5 +105,5 @@ int main(int argc, char *argv[]) {
 
     SUCCESS_OR_TERMINATE(zeContextDestroy(context));
     std::cout << "\nZello Copy Fence Results validation " << (outputValidationSuccessful ? "PASSED" : "FAILED") << "\n";
-    return 0;
+    return (outputValidationSuccessful ? 0 : 1);
 }
diff --git a/level_zero/core/test/black_box_tests/zello_copy_image.cpp b/level_zero/core/test/black_box_tests/zello_copy_image.cpp
index 3e2f4e3754..861ed7fee6 100644
--- a/level_zero/core/test/black_box_tests/zello_copy_image.cpp
+++ b/level_zero/core/test/black_box_tests/zello_copy_image.cpp
@@ -124,5 +124,5 @@ int main(int argc, char *argv[]) {
 
     SUCCESS_OR_TERMINATE(zeContextDestroy(context));
     std::cout << "\nZello Copy Image Results validation " << (outputValidationSuccessful ? "PASSED" : "FAILED") << "\n";
-    return 0;
+    return (outputValidationSuccessful ? 0 : 1);
 }
diff --git a/level_zero/core/test/black_box_tests/zello_copy_only.cpp b/level_zero/core/test/black_box_tests/zello_copy_only.cpp
index 3ca1a3c64f..05646a34a3 100644
--- a/level_zero/core/test/black_box_tests/zello_copy_only.cpp
+++ b/level_zero/core/test/black_box_tests/zello_copy_only.cpp
@@ -559,5 +559,5 @@ int main(int argc, char *argv[]) {
 
     SUCCESS_OR_TERMINATE(zeContextDestroy(context));
     std::cout << "\nZello Copy Only Results validation " << (outputValidationSuccessful ? "PASSED" : "FAILED") << "\n";
-    return 0;
+    return (outputValidationSuccessful ? 0 : 1);
 }