diff --git a/libfuse/lib/fuse.cpp b/libfuse/lib/fuse.cpp
index 166a3e41..3d2e1803 100644
--- a/libfuse/lib/fuse.cpp
+++ b/libfuse/lib/fuse.cpp
@@ -3597,8 +3597,6 @@ static const struct fuse_opt fuse_lib_opts[] =
     FUSE_OPT_KEY("--help",	      KEY_HELP),
     FUSE_OPT_KEY("debug",	      FUSE_OPT_KEY_KEEP),
     FUSE_OPT_KEY("-d",		      FUSE_OPT_KEY_KEEP),
-    FUSE_LIB_OPT("debug",	      debug,1),
-    FUSE_LIB_OPT("-d",		      debug,1),
     FUSE_LIB_OPT("nogc",               nogc,1),
     FUSE_LIB_OPT("umask=",	      set_mode,1),
     FUSE_LIB_OPT("umask=%o",	      umask,0),