diff --git a/test/Dockerfile.distro b/test/Dockerfile.distro
index 4364a3a580..2cf0583dfa 100644
--- a/test/Dockerfile.distro
+++ b/test/Dockerfile.distro
@@ -125,7 +125,7 @@ RUN set -ex; \
   true
 
 # renovate: datasource=docker packageName=hashicorp/terraform versioning=docker
-RUN install-tool terraform 1.15.5
+RUN install-tool terraform 1.15.6
 
 # renovate: datasource=github-releases packageName=opentofu/opentofu
 RUN install-tool tofu 1.12.1
diff --git a/test/latest/Dockerfile b/test/latest/Dockerfile
index cdfe268277..e1d2dda0ce 100644
--- a/test/latest/Dockerfile
+++ b/test/latest/Dockerfile
@@ -162,7 +162,7 @@ SHELL ["/bin/sh", "-c"]
 RUN set -ex; id | grep "uid=${USER_ID}(${USER_NAME}) gid=${PRIMARY_GROUP_ID}(${USER_NAME}) groups=${USER_ID}(${USER_NAME}),0(root)"
 
 # renovate: datasource=docker packageName=hashicorp/terraform versioning=docker
-RUN install-tool terraform 1.15.5
+RUN install-tool terraform 1.15.6
 
 WORKDIR /tmp
 RUN mkdir $HOME/.tf-cache && TF_PLUGIN_CACHE_DIR=$HOME/.tf-cache terraform init
diff --git a/test/latest/Dockerfile.arm64 b/test/latest/Dockerfile.arm64
index 46f10a3ec9..3da62711c3 100644
--- a/test/latest/Dockerfile.arm64
+++ b/test/latest/Dockerfile.arm64
@@ -150,7 +150,7 @@ RUN nuget search nuget.commandline -Take 1
 FROM base AS test-terraform
 
 # renovate: datasource=docker packageName=hashicorp/terraform versioning=docker
-RUN install-tool terraform 1.15.5
+RUN install-tool terraform 1.15.6
 
 #--------------------------------------
 # Image: tofu