diff --git a/src/intercept/main.c b/src/intercept/main.c
index e4c3a51..e01f683 100644
--- a/src/intercept/main.c
+++ b/src/intercept/main.c
@@ -52,6 +52,7 @@ static const char *steam_allowed[] = {
         "libavresample.so.",
         "libavutil.so.",
         "libswscale.so.",
+        "libx264.so.",
 
         /* core plugins */
         "chromehtml.so",