diff --git a/miext/shadow/shrotpackYX.h b/miext/shadow/shrotpackYX.h
index 57fcf22fa..f3df6c549 100644
--- a/miext/shadow/shrotpackYX.h
+++ b/miext/shadow/shrotpackYX.h
@@ -53,9 +53,6 @@
 #define PREFETCH
 #endif
 
-void
- FUNC(ScreenPtr pScreen, shadowBufPtr pBuf);
-
 void
 FUNC(ScreenPtr pScreen, shadowBufPtr pBuf)
 {