diff --git a/src/vat2/plugin.c b/src/vat2/plugin.c
index 3ad8705..aaaf694 100644
--- a/src/vat2/plugin.c
+++ b/src/vat2/plugin.c
@@ -76,8 +76,9 @@
   return 0;
 }
 
+/* Takes a vector as argument */
 static u8 **
-split_plugin_path (char *plugin_path)
+split_plugin_path (u8 *plugin_path)
 {
   int i;
   u8 **rv = 0;
@@ -104,7 +105,7 @@
 }
 
 int
-vat2_load_plugins (char *path, char *filter, int *loaded)
+vat2_load_plugins (u8 *path, char *filter, int *loaded)
 {
   DIR *dp;
   struct dirent *entry;