diff --git a/contrib/src/libav/rules.mak b/contrib/src/libav/rules.mak
index 42b9259d55a6c895dc92450a63c40ee2b2c183f8..67bcc5136d3c34eeef0b949004218a90cef4db16 100644
--- a/contrib/src/libav/rules.mak
+++ b/contrib/src/libav/rules.mak
@@ -165,7 +165,7 @@ else # !Windows
 LIBAVCONF += --enable-pthreads
 endif
 
-ifeq ($(call need_pkg,"libavcodec >= 53.5.0 libavformat >= 54.20.3 libswscale libavdevice >= 53.0.0 libavutil >= 51.0.0"),)
+ifeq ($(call need_pkg,"libavcodec >= 53.5.0 libavformat >= 54.20.3 libswscale >= 1.1.0 libavdevice >= 53.0.0 libavutil >= 52.5.0"),)
 PKGS_FOUND += libav
 endif