diff --git a/libavcodec/x86/fpel.h b/libavcodec/x86/fpel.h
index 625c47d76b..4e83cf71c3 100644
--- a/libavcodec/x86/fpel.h
+++ b/libavcodec/x86/fpel.h
@@ -40,8 +40,6 @@ void ff_put_pixels4_mmx(uint8_t *block, const uint8_t *pixels,
                         ptrdiff_t line_size, int h);
 void ff_put_pixels8_mmx(uint8_t *block, const uint8_t *pixels,
                         ptrdiff_t line_size, int h);
-void ff_put_pixels8_mmxext(uint8_t *block, const uint8_t *pixels,
-                           ptrdiff_t line_size, int h);
 void ff_put_pixels16_mmx(uint8_t *block, const uint8_t *pixels,
                          ptrdiff_t line_size, int h);
 void ff_put_pixels16_sse2(uint8_t *block, const uint8_t *pixels,