diff --git a/src/option_parser.cpp b/src/option_parser.cpp
index 72b2aa84..784c396a 100644
--- a/src/option_parser.cpp
+++ b/src/option_parser.cpp
@@ -324,6 +324,7 @@ namespace mergerfs
           FUSE_OPT_KEY("-h",MERGERFS_OPT_HELP),
           FUSE_OPT_KEY("--help",MERGERFS_OPT_HELP),
           FUSE_OPT_KEY("-v",MERGERFS_OPT_VERSION),
+          FUSE_OPT_KEY("-V",MERGERFS_OPT_VERSION),
           FUSE_OPT_KEY("--version",MERGERFS_OPT_VERSION),
           {NULL,-1U,0}
         };