diff --git a/bitnami/cosign/1/debian-11/Dockerfile b/bitnami/cosign/1/debian-11/Dockerfile
index b2f0bf15f857..3e46b1b1a0dc 100644
--- a/bitnami/cosign/1/debian-11/Dockerfile
+++ b/bitnami/cosign/1/debian-11/Dockerfile
@@ -4,7 +4,7 @@ ARG TARGETARCH
 
 LABEL org.opencontainers.image.authors="https://bitnami.com/contact" \
       org.opencontainers.image.description="Application packaged by Bitnami" \
-      org.opencontainers.image.ref.name="1.12.1-debian-11-r3" \
+      org.opencontainers.image.ref.name="1.12.1-debian-11-r4" \
       org.opencontainers.image.source="https://github.com/bitnami/containers/tree/main/bitnami/cosign" \
       org.opencontainers.image.title="cosign" \
       org.opencontainers.image.vendor="VMware, Inc." \
@@ -27,7 +27,8 @@ RUN mkdir -p /tmp/bitnami/pkg/cache/ && cd /tmp/bitnami/pkg/cache/ && \
     sha256sum -c cosign-1.12.1-0-linux-${OS_ARCH}-debian-11.tar.gz.sha256 && \
     tar -zxf cosign-1.12.1-0-linux-${OS_ARCH}-debian-11.tar.gz -C /opt/bitnami --strip-components=2 --no-same-owner --wildcards '*/files' && \
     rm -rf cosign-1.12.1-0-linux-${OS_ARCH}-debian-11.tar.gz cosign-1.12.1-0-linux-${OS_ARCH}-debian-11.tar.gz.sha256
-RUN apt-get update && apt-get upgrade -y && \
+RUN apt-get autoremove --purge -y curl && \
+    apt-get update && apt-get upgrade -y && \
     apt-get clean && rm -rf /var/lib/apt/lists /var/cache/apt/archives
 RUN chmod g+rwX /opt/bitnami
 RUN mkdir -p "/cosign-keys" && chmod -R 777 "/cosign-keys"
diff --git a/bitnami/cosign/README.md b/bitnami/cosign/README.md
index f82ad4ee88ad..3dddbaf1b2b7 100644
--- a/bitnami/cosign/README.md
+++ b/bitnami/cosign/README.md
@@ -35,7 +35,7 @@ $ docker-compose up -d
 Learn more about the Bitnami tagging policy and the difference between rolling tags and immutable tags [in our documentation page](https://docs.bitnami.com/tutorials/understand-rolling-tags-containers/).
 
 
-* [`1`, `1-debian-11`, `1.12.1`, `1.12.1-debian-11-r3`, `latest` (1/debian-11/Dockerfile)](https://github.com/bitnami/containers/blob/main/bitnami/cosign/1/debian-11/      Dockerfile)
+* [`1`, `1-debian-11`, `1.12.1`, `1.12.1-debian-11-r4`, `latest` (1/debian-11/Dockerfile)](https://github.com/bitnami/containers/blob/main/bitnami/cosign/1/debian-11/      Dockerfile)
 
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