diff --git a/test/Dockerfile.jammy b/test/Dockerfile.jammy
index 90d8ea885e..e2570e3059 100644
--- a/test/Dockerfile.jammy
+++ b/test/Dockerfile.jammy
@@ -120,7 +120,7 @@ FROM build as test-node
 # renovate: datasource=node
 RUN install-tool node v20.11.1
 # renovate: datasource=npm
-RUN install-tool pnpm 8.15.1
+RUN install-tool pnpm 8.15.3
 # renovate: datasource=npm
 RUN install-tool yarn 1.22.21
 
diff --git a/test/node/Dockerfile b/test/node/Dockerfile
index 69a46550e0..fa57d3b03b 100644
--- a/test/node/Dockerfile
+++ b/test/node/Dockerfile
@@ -99,7 +99,7 @@ FROM build as testc
 ARG APT_HTTP_PROXY
 
 # renovate: datasource=npm
-RUN install-tool pnpm 8.15.1
+RUN install-tool pnpm 8.15.3
 
 RUN set -ex; \
   pnpm --version;
@@ -418,13 +418,13 @@ RUN install-tool corepack 0.24.1
 
 # test if corepack is overriding pnpm
 # renovate: datasource=npm
-RUN install-tool pnpm 8.15.1
+RUN install-tool pnpm 8.15.3
 
 # renovate: datasource=npm
 RUN install-tool corepack 0.24.1
 
 # renovate: datasource=npm depName=pnpm
-ARG PNPM_VERSION=8.15.1
+ARG PNPM_VERSION=8.15.3
 
 RUN set -ex; cd a; \
   npm pkg set packageManager=pnpm@${PNPM_VERSION}; \
diff --git a/test/node/Dockerfile.arm64 b/test/node/Dockerfile.arm64
index d5da63ed4c..530c5a7567 100644
--- a/test/node/Dockerfile.arm64
+++ b/test/node/Dockerfile.arm64
@@ -34,7 +34,7 @@ RUN install-tool node v20.11.1
 FROM test-node as test-pnpm
 
 # renovate: datasource=npm
-RUN install-tool pnpm 8.15.1
+RUN install-tool pnpm 8.15.3
 
 #--------------------------------------
 # Image: yarn