diff --git a/libfuse/lib/helper.c b/libfuse/lib/helper.c
index 25773844..8b04975e 100644
--- a/libfuse/lib/helper.c
+++ b/libfuse/lib/helper.c
@@ -53,8 +53,12 @@ struct fuse_opt fuse_helper_opts[] =
     FUSE_OPT_END
   };
 
-static int fuse_helper_opt_proc(void *data, const char *arg, int key,
-				struct fuse_args *outargs)
+static
+int
+fuse_helper_opt_proc(void *data,
+                     const char *arg,
+                     int key,
+                     struct fuse_args *outargs)
 {
   struct helper_opts *hopts = data;