diff --git a/libavcodec/jpeg2000.h b/libavcodec/jpeg2000.h
index 873e4505ec..8a022ad918 100644
--- a/libavcodec/jpeg2000.h
+++ b/libavcodec/jpeg2000.h
@@ -215,7 +215,7 @@ typedef struct Jpeg2000Component {
 /* misc tools */
 static inline int ff_jpeg2000_ceildivpow2(int a, int b)
 {
-    return -(((int64_t)(-a)) >> b);
+    return -((-(int64_t)a) >> b);
 }
 
 static inline int ff_jpeg2000_ceildiv(int a, int b)