diff --git a/tools/arch/powerpc/include/uapi/asm/errno.h b/tools/arch/powerpc/include/uapi/asm/errno.h
index cc79856896a192a0ef6e4b22f9c433f4c2f11103..4ba87de32be0026a8843e72ac36ae4e723011eee 100644
--- a/tools/arch/powerpc/include/uapi/asm/errno.h
+++ b/tools/arch/powerpc/include/uapi/asm/errno.h
@@ -2,6 +2,7 @@
 #ifndef _ASM_POWERPC_ERRNO_H
 #define _ASM_POWERPC_ERRNO_H
 
+#undef	EDEADLOCK
 #include <asm-generic/errno.h>
 
 #undef	EDEADLOCK