diff --git a/Dockerfile b/Dockerfile
index e65e51c..6857df9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,14 +12,14 @@ RUN apk add --no-cache --update \
     ca-certificates \
     curl
 
-ENV TERRAGRUNT_VERSION=0.31.10
+ENV TERRAGRUNT_VERSION=0.34.0
 ENV TERRAGRUNT_DOWNLOAD_URL=https://github.com/gruntwork-io/terragrunt/releases/download
 RUN curl -fsSL -O ${TERRAGRUNT_DOWNLOAD_URL}/v${TERRAGRUNT_VERSION}/terragrunt_linux_amd64 && \
     curl -fsSL ${TERRAGRUNT_DOWNLOAD_URL}/v${TERRAGRUNT_VERSION}/SHA256SUMS | grep terragrunt_linux_amd64 > SHA256SUMS && \
     sha256sum -c SHA256SUMS && \
     mv terragrunt_linux_amd64 /usr/local/bin/terragrunt
 
-ENV TERRAFORM_VERSION=1.0.6
+ENV TERRAFORM_VERSION=1.0.8
 ENV TERRAFORM_RELEASE_URL=https://releases.hashicorp.com/terraform
 RUN curl -fsSL -O ${TERRAFORM_RELEASE_URL}/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip && \
     curl -fsSL ${TERRAFORM_RELEASE_URL}/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_SHA256SUMS | grep terraform_${TERRAFORM_VERSION}_linux_amd64.zip > SHA256SUMS && \
@@ -27,13 +27,13 @@ RUN curl -fsSL -O ${TERRAFORM_RELEASE_URL}/${TERRAFORM_VERSION}/terraform_${TERR
     unzip terraform_${TERRAFORM_VERSION}_linux_amd64.zip && \
     mv terraform /usr/local/bin/
 
-ENV OPA_VERSION=0.32.0
+ENV OPA_VERSION=0.33.1
 WORKDIR /opa-build
 RUN curl -fsSL "https://codeload.github.com/open-policy-agent/opa/tar.gz/v${OPA_VERSION}" | tar xvz --strip-components=1 && \
     go build && \
     mv opa /usr/local/bin/
 
-ENV CONFTEST_VERSION=0.27.0
+ENV CONFTEST_VERSION=0.28.1
 ENV CONFTEST_DOWNLOAD_URL=https://github.com/instrumenta/conftest/releases/download
 RUN curl -fsSL -O ${CONFTEST_DOWNLOAD_URL}/v${CONFTEST_VERSION}/conftest_${CONFTEST_VERSION}_Linux_x86_64.tar.gz && \
     curl -fsSL ${CONFTEST_DOWNLOAD_URL}/v${CONFTEST_VERSION}/checksums.txt | grep conftest_${CONFTEST_VERSION}_Linux_x86_64.tar.gz > checksums.txt && \
diff --git a/README.md b/README.md
index b538d3c..a210ef4 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,10 @@
 # rrey/terraform-runner
 
 ![Build](https://github.com/rrey/terraform-runner/workflows/Docker%20Image%20CI/badge.svg)
-![](https://img.shields.io/badge/Terraform-1.0.6-blueviolet)
-![](https://img.shields.io/badge/Terragrunt-0.31.10-blue)
-![](https://img.shields.io/badge/opa-0.32.0-lightgrey)
-![](https://img.shields.io/badge/conftest-0.27.0-blue)
+![](https://img.shields.io/badge/Terraform-1.0.8-blueviolet)
+![](https://img.shields.io/badge/Terragrunt-0.34.0-blue)
+![](https://img.shields.io/badge/opa-0.33.1-lightgrey)
+![](https://img.shields.io/badge/conftest-0.28.1-blue)
 
 This docker image aims at being a CI runner allowing to handle Terraform content.
 The image contains opinionated cool tools around Terraform like: