diff --git a/docker/Dockerfile.finn b/docker/Dockerfile.finn
index a97ea03894..6cec3200cc 100644
--- a/docker/Dockerfile.finn
+++ b/docker/Dockerfile.finn
@@ -42,6 +42,7 @@ ENV TZ="Europe/Dublin"
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 
 RUN apt-get update && \
+    apt-get upgrade -y && \
     apt-get install -y \
     build-essential \
     libc6-dev-i386 \