diff --git a/vendored/libfuse/lib/fuse_lowlevel.cpp b/vendored/libfuse/lib/fuse_lowlevel.cpp
index 1cd5cb97..411168d2 100644
--- a/vendored/libfuse/lib/fuse_lowlevel.cpp
+++ b/vendored/libfuse/lib/fuse_lowlevel.cpp
@@ -360,7 +360,7 @@ int
 fuse_reply_readlink(fuse_req_t *req,
                     const char *linkname)
 {
-  if(linkname)
+  if(not linkname)
     return fuse_reply_err(req,EIO);
 
   if(fuse_cfg.debug)