diff --git a/images/koolbox/Dockerfile b/images/koolbox/Dockerfile
index 76a61795bba98eec28b4dc8c8c95a6aac962e855..9a5b2dbd90285535201782d1b7ff30d6863f9aa9 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