diff --git a/Dockerfile b/Dockerfile
index b1684b7..c84a9ef 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 
 FROM debian:12-slim AS msmtp-builder
 
-ENV MSMTP_VERSION="1.8.26"
+ENV MSMTP_VERSION="1.8.27"
 ENV MSMTP_GPG_KEY="2F61B4828BBA779AECB3F32703A2A4AB1E32FD34"
 
 # Install required packages