diff --git a/scst/include/scst_debug.h b/scst/include/scst_debug.h
index 11a4e5fff..d5b343241 100644
--- a/scst/include/scst_debug.h
+++ b/scst/include/scst_debug.h
@@ -67,15 +67,6 @@
         printk(KERN_CONT fmt, ##__VA_ARGS__)
 #endif
 #endif
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 33)
-/*
- * See also patch "kernel.h: add pr_warn for symmetry to dev_warn,
- * netdev_warn" (commit fc62f2f19edf46c9bdbd1a54725b56b18c43e94f).
- */
-#ifndef pr_warn
-#define pr_warn pr_warning
-#endif
-#endif
 
 #if !defined(INSIDE_KERNEL_TREE)
 #ifdef CONFIG_SCST_DEBUG