diff --git a/include/libnfs.h b/include/libnfs.h
index d3c7a9ad..9758a781 100644
--- a/include/libnfs.h
+++ b/include/libnfs.h
@@ -18,6 +18,7 @@
  * This is the highlevel interface to access NFS resources using a posix-like interface
  */
 #include <stdint.h>
+#include <rpc/rpc.h>
 #include <rpc/auth.h>
 
 struct nfs_context;
@@ -63,7 +64,7 @@ EXTERN int nfs_queue_length(struct nfs_context *nfs);
 /*
  * Used if you need different credentials than the default for the current user.
  */
-EXTERN void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth);
+EXTERN void nfs_set_auth(struct nfs_context *nfs, AUTH *auth);
 
 
 /*
diff --git a/lib/libnfs.c b/lib/libnfs.c
index 2f7ce090..a4b4a62d 100644
--- a/lib/libnfs.c
+++ b/lib/libnfs.c
@@ -111,7 +111,7 @@ struct nfs_mcb_data {
 static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh);
 
 
-void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth)
+void nfs_set_auth(struct nfs_context *nfs, AUTH *auth)
 {
 	rpc_set_auth(nfs->rpc, auth);
 }