diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
index b812680..78571d9 100644
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@@ -77,7 +77,7 @@ run() {
     ARGS="$ARGS --tcp-rcvbuf $TCP_RCVBUF"
   fi
 
-  if [ "$TCP_AUTO_TUNING" -eq 1 ]; then
+  if [ "$TCP_AUTO_TUNING" = 1 ]; then
     ARGS="$ARGS --tcp-auto-tuning"
   fi