diff --git a/include/linux/test-iosched.h b/include/linux/test-iosched.h
index 3690160..89d3b30 100644
--- a/include/linux/test-iosched.h
+++ b/include/linux/test-iosched.h
@@ -23,7 +23,7 @@
 /*
  * Patterns definitions for read/write requests data
  */
-#define TEST_PATTERN_SEQUENTIAL	-1
+#define TEST_PATTERN_SEQUENTIAL	0x12345678
 #define TEST_PATTERN_5A		0x5A5A5A5A
 #define TEST_PATTERN_FF		0xFFFFFFFF
 #define TEST_NO_PATTERN		0xDEADBEEF