diff --git a/test/Dockerfile.distro b/test/Dockerfile.distro
index fa132031b1..eb16836635 100644
--- a/test/Dockerfile.distro
+++ b/test/Dockerfile.distro
@@ -244,7 +244,7 @@ RUN install-tool pipenv 2026.7.1
 # renovate: datasource=pypi
 RUN install-tool pdm 2.28.1
 # renovate: datasource=pypi
-RUN install-tool poetry 2.4.2
+RUN install-tool poetry 2.4.3
 # renovate: datasource=pypi
 RUN install-tool uv 0.12.7
 
diff --git a/test/python/Dockerfile b/test/python/Dockerfile
index 6e122abfe9..72f6af8c3d 100644
--- a/test/python/Dockerfile
+++ b/test/python/Dockerfile
@@ -74,9 +74,9 @@ FROM build AS poetry
 
 
 # renovate: datasource=pypi
-RUN install-tool poetry 2.4.2
+RUN install-tool poetry 2.4.3
 # renovate: datasource=pypi
-RUN install-tool poetry 2.4.2
+RUN install-tool poetry 2.4.3
 
 USER 12021
 
@@ -110,7 +110,7 @@ FROM build-rootless AS test-poetry-a
 RUN install-tool python 3.14.7
 
 # renovate: datasource=pypi
-RUN install-tool poetry 2.4.2
+RUN install-tool poetry 2.4.3
 
 
 SHELL [ "/bin/sh", "-c" ]
@@ -156,7 +156,7 @@ RUN set -ex; cd d-poetry && poetry update --lock --no-interaction pytest
 FROM build AS test-poetry-e
 
 # renovate: datasource=pypi
-RUN install-tool poetry 2.4.2
+RUN install-tool poetry 2.4.3
 
 USER 1001
 
@@ -164,7 +164,7 @@ USER 1001
 RUN install-tool python 3.10.0
 
 # renovate: datasource=pypi
-RUN install-tool poetry 2.4.2
+RUN install-tool poetry 2.4.3
 
 #--------------------------------------
 # test b: non-root
diff --git a/test/python/Dockerfile.arm64 b/test/python/Dockerfile.arm64
index 6b71fc4182..6ee6401580 100644
--- a/test/python/Dockerfile.arm64
+++ b/test/python/Dockerfile.arm64
@@ -78,7 +78,7 @@ RUN install-tool pipenv 2026.7.1
 FROM test-python AS test-poetry
 
 # renovate: datasource=pypi
-RUN install-tool poetry 2.4.2
+RUN install-tool poetry 2.4.3
 
 #--------------------------------------
 # Image: conan