diff --git a/test/bash_tap_tw.sh b/test/bash_tap_tw.sh
index 24ef801e2..fd8a12a1c 100644
--- a/test/bash_tap_tw.sh
+++ b/test/bash_tap_tw.sh
@@ -22,7 +22,6 @@ function setup_taskrc {
     export TASKDATA=.
 
     echo 'confirmation=off'               > taskrc
-    echo 'dateformat=m/d/Y'               >> taskrc
     echo 'color.debug=rgb025'             >> taskrc
     echo 'color.header=rgb025'            >> taskrc
     echo 'color.footer=rgb025'            >> taskrc