diff --git a/src/gam/util/output.py b/src/gam/util/output.py
index c74665fd..d7b2a828 100644
--- a/src/gam/util/output.py
+++ b/src/gam/util/output.py
@@ -9,6 +9,8 @@ import re
 import sys
 import time
 
+import arrow
+
 from gamlib import glcfg as GC
 from gamlib import glglobals as GM
 from gamlib import glmsgs as Msg