diff --git a/bin/test.sh b/bin/test.sh
index 39cc55d2ff03d38a8d954f9c264bfcc1dacb353a..5b2da558ae516c3a0aa2f0b98fa967eb0dd75e9e 100755
--- a/bin/test.sh
+++ b/bin/test.sh
@@ -75,7 +75,8 @@ function Usage
     echo "  -u|--update         run tests and update oracles (and WP-cache)"
     echo "  -s|--save           save dune logs into $DUNE_LOG"
     echo "  -v|--verbose        print executed commands"
-    echo "  -j|--jobs <jobs>    Run no more than <jobs> commands simultaneously."
+    echo "  -j|--jobs <jobs>    run no more than <jobs> commands simultaneously."
+    echo "  --coverage          compute test coverage"
     echo "  -h|--help           print this help"
     echo ""
     echo "VARIABLES"