diff --git a/system/.local/bin/screenshot b/system/.local/bin/screenshot
index 8bfde5e..53e63a3 100755
--- a/system/.local/bin/screenshot
+++ b/system/.local/bin/screenshot
@@ -21,7 +21,7 @@ ACTIONS=(
     "2: Selection"
 )
 
-FILENAME="${HOME}/pictures/screenshots/%Y-%m-%d-%H%M%S.png"
+FILENAME="${HOME}/pictures/screenshots/%Y-%m-%dT%H%M%S.png"
 
 SELECTION=$(printf '%s\n' "${ACTIONS[@]}" | rofi -dmenu -i -p "${PROMPT}" | cut -d ":" -f1)
 case "${SELECTION}" in