diff --git a/src/gallium/auxiliary/rtasm/rtasm_x86sse.h b/src/gallium/auxiliary/rtasm/rtasm_x86sse.h
index aa77892b2dc..2b9678b1765 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_x86sse.h
+++ b/src/gallium/auxiliary/rtasm/rtasm_x86sse.h
@@ -24,6 +24,7 @@
 #ifndef _RTASM_X86SSE_H_
 #define _RTASM_X86SSE_H_
 
+#include "pipe/p_compiler.h"
 #include "pipe/p_config.h"
 
 #if defined(PIPE_ARCH_X86) || defined(PIPE_ARCH_X86_64)