diff --git a/sys/nfsclient/nfs_socket.c b/sys/nfsclient/nfs_socket.c
index 697478c7157..0440c7bccac 100644
--- a/sys/nfsclient/nfs_socket.c
+++ b/sys/nfsclient/nfs_socket.c
@@ -1188,6 +1188,7 @@ nfs_timer(void *arg)
 		}
 	}
 	splx(s);
+	callout_reset(&nfs_callout, nfs_ticks, nfs_timer, NULL);
 }
 
 /*
diff --git a/sys/rpc/rpcclnt.c b/sys/rpc/rpcclnt.c
index 49ffea0cbe0..5b570c2a40e 100644
--- a/sys/rpc/rpcclnt.c
+++ b/sys/rpc/rpcclnt.c
@@ -1478,6 +1478,8 @@ rpcclnt_timer(arg)
 
 #ifdef __OpenBSD__
 	timeout_add(rpcclnt_timer, to, rpcclnt_ticks);
+#else
+	callout_reset(&rpcclnt_callout, rpcclnt_ticks, rpcclnt_timer, NULL);
 #endif
 }