diff --git a/.utils/rebuild.sh b/.utils/rebuild.sh
index 48e28b3b6..348621191 100755
--- a/.utils/rebuild.sh
+++ b/.utils/rebuild.sh
@@ -33,7 +33,7 @@ rust () {
     cd_rootwise "cli"
     for i in driver subcommands ../engine/names/extract; do
         CURRENT="rust/$i"
-        cargo install --quiet $OFFLINE_FLAG --debug --path $i
+        cargo install --locked --quiet $OFFLINE_FLAG --debug --path $i
     done
 }