diff --git a/wscript b/wscript
index 830201a6bd..034851f940 100644
--- a/wscript
+++ b/wscript
@@ -503,6 +503,7 @@ FFmpeg/Libav libraries. Git master is recommended."
     }, {
         'name': '--ffmpeg-strict-abi',
         'desc': 'Disable all known FFmpeg ABI violations',
+        'func': check_true,
         'default': 'disable',
     }
 ]