diff --git a/SPECS/mediastreamer2.spec b/SPECS/mediastreamer2.spec
index a8530ac..1240708 100644
--- a/SPECS/mediastreamer2.spec
+++ b/SPECS/mediastreamer2.spec
@@ -96,6 +96,7 @@ export CXXFLAGS="%{optflags} -I%{_includedir}/bcmatroska2/"
   -DENABLE_UNIT_TESTS:BOOL=NO \
   -DENABLE_FFMPEG:BOOL=YES \
   -DOpenGL_GL_PREFERENCE=GLVND \
+  -DENABLE_G729:BOOL=OFF \
   -DENABLE_BV16:BOOL=OFF
 %cmake_build