diff --git a/tools/ci/install_auxmos.sh b/tools/ci/install_auxmos.sh
index 591bcf612f1..433ed1d498b 100644
--- a/tools/ci/install_auxmos.sh
+++ b/tools/ci/install_auxmos.sh
@@ -4,6 +4,7 @@ set -euo pipefail
 source dependencies.sh
 
 mkdir -p ~/.byond/bin
-wget -O ~/.byond/bin/libauxmos.so "https://github.com/BeeStation/auxmos/releases/download/${AUXMOS_VERSION}/libauxmos.so"
+# NSV13 - use Putnam's fork
+wget -O ~/.byond/bin/libauxmos.so "https://github.com/Putnam3145/auxmos/releases/download/${AUXMOS_VERSION}/libauxmos.so"
 chmod +x ~/.byond/bin/libauxmos.so
 ldd ~/.byond/bin/libauxmos.so