diff --git a/Dockerfile b/Dockerfile
index e81f574..e63cc72 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ RUN apk add --no-cache ca-certificates \
   wget && \
   rm -rf /var/cache/apk/*
 
-ENV PACKER_VERSION 1.2.5
+ENV PACKER_VERSION 1.3.1
 RUN wget -q https://releases.hashicorp.com/packer/${PACKER_VERSION}/packer_${PACKER_VERSION}_linux_amd64.zip -O packer.zip && \
   unzip packer.zip -d /bin && \
   rm -f packer.zip