diff --git a/docker/scripts/install-dependencies.sh b/docker/scripts/install-dependencies.sh
index 8c0e3832..55a95e7c 100755
--- a/docker/scripts/install-dependencies.sh
+++ b/docker/scripts/install-dependencies.sh
@@ -111,8 +111,8 @@ rm -rf dream
 rm dream-2.1.1-svn808.tar.gz
 
 git clone https://github.com/mobilinkd/m17-cxx-demod.git
-# latest master as of 2020-12-22 (fixed m17-mod install)
-cmakebuild m17-cxx-demod d2474532b811f97f2b8665c272bffdf88716d31c
+# latest master as of 2020-12-27 (new sync words)
+cmakebuild m17-cxx-demod 2b84657676efb3b07b33de3ab3d0a6218e9d88b5
 
 git clone https://github.com/hessu/aprs-symbols /usr/share/aprs-symbols
 pushd /usr/share/aprs-symbols