diff --git a/.github/workflows/docker_build.yml b/.github/workflows/docker_build.yml
index daf28a9..50ebdd2 100644
--- a/.github/workflows/docker_build.yml
+++ b/.github/workflows/docker_build.yml
@@ -18,17 +18,17 @@ jobs:
           - 0.25.0
         TF_TG:
           # Terraform 1.5.x
-          - 'TF-1.5.5    TG-0.50.4'
+          - 'TF-1.5.6    TG-0.50.6'
           # Terraform 1.4.x
-          - 'TF-1.4.6    TG-0.50.4'
+          - 'TF-1.4.6    TG-0.50.6'
           # Terraform 1.3.x
-          - 'TF-1.3.9    TG-0.50.4'
+          - 'TF-1.3.9    TG-0.50.6'
           # Terraform 1.2.x
-          - 'TF-1.2.9    TG-0.50.4'
+          - 'TF-1.2.9    TG-0.50.6'
           # Terraform 1.1.x
-          - 'TF-1.1.9    TG-0.50.4'
+          - 'TF-1.1.9    TG-0.50.6'
           # Terraform 1.0.x
-          - 'TF-1.0.11   TG-0.50.4'
+          - 'TF-1.0.11   TG-0.50.6'
 
     steps:
       - name: Checkout repository
diff --git a/Makefile b/Makefile
index e1f7419..b3c11ca 100644
--- a/Makefile
+++ b/Makefile
@@ -11,8 +11,8 @@ TAG = latest
 
 # Versions
 ATLANTIS = '0.25.0'
-TERRAFORM = '1.5.5'
-TERRAGRUNT = '0.50.4'
+TERRAFORM = '1.5.6'
+TERRAGRUNT = '0.50.6'
 TERRAGRUNT_ATLANTIS_CONFIG = '1.16.0'
 
 pull:
diff --git a/README.md b/README.md
index da3205f..67a6c19 100644
--- a/README.md
+++ b/README.md
@@ -20,10 +20,10 @@ For building you can overwrite your desired versions with the following three Ma
 
 ```
 make build
-make build TERRAFORM=1.5.5
-make build TERRAFORM=1.5.5 TERRAGRUNT=0.50.4
-make build TERRAFORM=1.5.5 TERRAGRUNT=0.50.4 ATLANTIS=0.25.0
-make build TERRAFORM=1.5.5 TERRAGRUNT=0.50.4 ATLANTIS=0.25.0 TERRAGRUNT_ATLANTIS_CONFIG=1.16.0
+make build TERRAFORM=1.5.6
+make build TERRAFORM=1.5.6 TERRAGRUNT=0.50.6
+make build TERRAFORM=1.5.6 TERRAGRUNT=0.50.6 ATLANTIS=0.25.0
+make build TERRAFORM=1.5.6 TERRAGRUNT=0.50.6 ATLANTIS=0.25.0 TERRAGRUNT_ATLANTIS_CONFIG=1.16.0
 ```
 
 ## Available images