diff --git a/Dockerfile b/Dockerfile
index b99df49..ffaf017 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM ubuntu:xenial
 
-RUN apt update -y && apt install -y python3 wget unzip
+RUN apt-get update -y && apt-get install -y python3 wget unzip
 RUN wget -O /tmp/terraform.zip https://releases.hashicorp.com/terraform/0.11.13/terraform_0.11.13_linux_amd64.zip 
 RUN unzip /tmp/terraform.zip 
 RUN mv terraform /usr/bin/