diff --git a/Dockerfile b/Dockerfile
index f828431..2ed7844 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 ARG JAVA_IMAGE_TAG=11-jre
 FROM eclipse-temurin:$JAVA_IMAGE_TAG
 
-ARG APP_VERSION=2.3.2
+ARG APP_VERSION=2.3.3
 RUN set -ex; \
     wget -q https://github.com/ghusta/FakeSMTP/releases/download/v${APP_VERSION}/fakeSMTP-${APP_VERSION}.jar -O fakeSMTP.jar; \
     mv fakeSMTP.jar /opt;