diff --git a/src/octoprint/server/api/timelapse.py b/src/octoprint/server/api/timelapse.py
index 475d2d2d..5871d774 100644
--- a/src/octoprint/server/api/timelapse.py
+++ b/src/octoprint/server/api/timelapse.py
@@ -62,7 +62,7 @@ def downloadTimelapse(filename):
 @api.route("/timelapse/<filename>", methods=["DELETE"])
 @restricted_access
 def deleteTimelapse(filename):
-	if util.is_allowed_file(filename, ["mpg"]):
+	if util.is_allowed_file(filename, ["mpg", "mpeg", "mp4"]):
 		timelapse_folder = settings().getBaseFolder("timelapse")
 		full_path = os.path.realpath(os.path.join(timelapse_folder, filename))
 		if full_path.startswith(timelapse_folder) and os.path.exists(full_path):