diff --git a/libswscale/swscale.c b/libswscale/swscale.c
index dc0a2eda26..00e9575e78 100644
--- a/libswscale/swscale.c
+++ b/libswscale/swscale.c
@@ -457,7 +457,7 @@ static inline void yuv2nv12XinC(int16_t *lumFilter, int16_t **lumSrc, int lumFil
         int Y2 = 1<<18;\
         int U  = 1<<18;\
         int V  = 1<<18;\
-        type attribute_unused *r, *b, *g;\
+        type av_unused *r, *b, *g;\
         const int i2= 2*i;\
         \
         for (j=0; j<lumFilterSize; j++)\
diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c
index 9f3f071213..009219a83a 100644
--- a/libswscale/yuv2rgb.c
+++ b/libswscale/yuv2rgb.c
@@ -265,7 +265,7 @@ static int func_name(SwsContext *c, uint8_t* src[], int srcStride[], int srcSlic
     for (y=0; y<srcSliceH; y+=2){\
         dst_type *dst_1= (dst_type*)(dst[0] + (y+srcSliceY  )*dstStride[0]);\
         dst_type *dst_2= (dst_type*)(dst[0] + (y+srcSliceY+1)*dstStride[0]);\
-        dst_type attribute_unused *r, *b;\
+        dst_type av_unused *r, *b;\
         dst_type *g;\
         uint8_t *py_1= src[0] + y*srcStride[0];\
         uint8_t *py_2= py_1 + srcStride[0];\
@@ -273,7 +273,7 @@ static int func_name(SwsContext *c, uint8_t* src[], int srcStride[], int srcSlic
         uint8_t *pv= src[2] + (y>>1)*srcStride[2];\
         unsigned int h_size= c->dstW>>3;\
         while (h_size--) {\
-            int attribute_unused U, V;\
+            int av_unused U, V;\
             int Y;\
 
 #define EPILOG(dst_delta)\