diff --git a/libswscale/swscale.h b/libswscale/swscale.h
index 9350894d49..70a47a9eba 100644
--- a/libswscale/swscale.h
+++ b/libswscale/swscale.h
@@ -114,7 +114,7 @@ struct SwsContext;
 
 void sws_freeContext(struct SwsContext *swsContext);
 
-struct SwsContext *sws_getContext(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat, int flags,
+struct SwsContext *sws_getContext(int srcW, int srcH, enum PixelFormat srcFormat, int dstW, int dstH, enum PixelFormat dstFormat, int flags,
                                   SwsFilter *srcFilter, SwsFilter *dstFilter, double *param);
 int sws_scale(struct SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY,
               int srcSliceH, uint8_t* dst[], int dstStride[]);
@@ -145,8 +145,8 @@ SwsFilter *sws_getDefaultFilter(float lumaGBlur, float chromaGBlur,
 void sws_freeFilter(SwsFilter *filter);
 
 struct SwsContext *sws_getCachedContext(struct SwsContext *context,
-                                        int srcW, int srcH, int srcFormat,
-                                        int dstW, int dstH, int dstFormat, int flags,
+                                        int srcW, int srcH, enum PixelFormat srcFormat,
+                                        int dstW, int dstH, enum PixelFormat dstFormat, int flags,
                                         SwsFilter *srcFilter, SwsFilter *dstFilter, double *param);
 
 #endif /* SWSCALE_SWSCALE_H */