diff --git a/Dockerfile b/Dockerfile
index 43e9136..8e93bc7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -32,6 +32,7 @@ RUN apt-get update \
     && mkdir /opt/sbbs && cd /tmp \
     && wget https://gitlab.synchro.net/sbbs/sbbs/-/raw/master/install/GNUmakefile \
     && make RELEASE=1 NO_X=1 SBBSDIR=/opt/sbbs install \
+    && curl -sL https://gitlab.synchro.net/sbbs/sbbs/-/commit/f6ffda092ff2fadc69f84dfb34c6291c25f30ca4.diff | patch -Rp2 \
     && rm -rf /opt/sbbs/3rdp /opt/sbbs/src \
     && mv /opt/sbbs/ctrl /opt/sbbs/ctrl.orig \
     && mv /opt/sbbs/text /opt/sbbs/text.orig \