diff --git a/images/koolbox/Dockerfile b/images/koolbox/Dockerfile
index c6eb5d37d914c4fb37cafad3c22923ae0e6facec..b2c550d5822e8c72a762380c14a5d065719430ea 100644
--- a/images/koolbox/Dockerfile
+++ b/images/koolbox/Dockerfile
@@ -128,7 +128,7 @@ RUN curl -L "https://github.com/rust-lang/mdBook/releases/download/${MDBOOK_VERS
     && install -o root -g root -m 0755 mdbook /usr/local/bin/mdbook
 
 # Terraform CLI
-FROM docker.io/hashicorp/terraform:1.4.6 AS terraform
+FROM docker.io/hashicorp/terraform:1.5.1 AS terraform
 
 # Actual start of container build
 FROM quay.io/fedora/fedora:38