diff --git a/xtest/sdk/java/cli.sh b/xtest/sdk/java/cli.sh
index e588de26b..79cb17d8e 100755
--- a/xtest/sdk/java/cli.sh
+++ b/xtest/sdk/java/cli.sh
@@ -120,6 +120,11 @@ if [ "$1" == "supports" ]; then
       exit 1
       ;;
 
+    mechanism-mlkem)
+      set -o pipefail
+      java -jar "$SCRIPT_DIR"/cmdline.jar help encrypt | grep -i "mlkem:768"
+      exit $?
+      ;;
     mechanism-rsa-4096 | mechanism-ec-curves-384-521)
       # rsa4096 support in >= 0.13.0
       set -o pipefail