diff --git a/src/gallium/drivers/r600/Makefile.am b/src/gallium/drivers/r600/Makefile.am
index ff84cd0f5f4..30e098e1770 100644
--- a/src/gallium/drivers/r600/Makefile.am
+++ b/src/gallium/drivers/r600/Makefile.am
@@ -20,7 +20,8 @@ libr600_la_SOURCES = \
 if NEED_RADEON_LLVM
 
 AM_CFLAGS += \
-	$(LLVM_CFLAGS)
+	$(LLVM_CFLAGS) \
+	-I$(top_srcdir)/src/gallium/drivers/radeon/
 
 libr600_la_SOURCES += \
 	$(LLVM_C_SOURCES)