diff --git a/Dockerfile b/Dockerfile
index 25d1f6adbf8d0dbdcef0751d52b6da73707142f4..c2b95b9f6de37bf5c64ad3d4969420513634a8c5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM debian:stable AS build
 
-ENV RC_VERSION=1.4.3
+ENV RC_VERSION=1.4.4
 
 ADD . /build
 RUN apt-get -q update && env DEBIAN_FRONTEND=noninteractive apt-get -qy install --no-install-recommends bash curl make patch rsync default-jre-headless wget unzip
diff --git a/Makefile b/Makefile
index 85a8cf44a0848fa28e139c01ec15e37a06a57b90..cb03debd2838601c5623ff00f951914e7962269d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 
 # Which Roundcube version to install.
-RC_VERSION = 1.4.3
+RC_VERSION = 1.4.4
 
 TARGET = ./build