diff --git a/irssi-version.sh b/irssi-version.sh
index c808e8a6..a20ea9ba 100755
--- a/irssi-version.sh
+++ b/irssi-version.sh
@@ -8,6 +8,6 @@ else
 	DATE=`awk -F '|' 'NR == 2{print substr($3, 2)}' "$1"/ChangeLog`
 fi
 VERSION_DATE=`echo $DATE | cut -f 1 -d ' ' | tr -d -`
-VERSION_TIME=`echo $DATE | cut -f 2 -d ' ' | awk -F : '{print $1 $2}'`
+VERSION_TIME=`echo $DATE | cut -f 2 -d ' ' | awk -F : '{printf "%d", $1$2}'`
 echo "#define IRSSI_VERSION_DATE $VERSION_DATE"
 echo "#define IRSSI_VERSION_TIME $VERSION_TIME"