diff --git a/Dockerfile b/Dockerfile
index 7311213f55..81edbb54f1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -351,8 +351,8 @@ FROM tini-${TARGETOS} AS tini
 FROM base AS rootlesskit-src
 WORKDIR /usr/src/rootlesskit
 RUN git init . && git remote add origin "https://github.com/rootless-containers/rootlesskit.git"
-# When updating, also update rootlesskit commit in vendor.mod accordingly.
-ARG ROOTLESSKIT_VERSION=v1.1.0
+# When updating, also update vendor.mod and hack/dockerfile/install/rootlesskit.installer accordingly.
+ARG ROOTLESSKIT_VERSION=v1.1.1
 RUN git fetch -q --depth 1 origin "${ROOTLESSKIT_VERSION}" +refs/tags/*:refs/tags/* && git checkout -q FETCH_HEAD
 
 FROM base AS rootlesskit-build
diff --git a/hack/dockerfile/install/rootlesskit.installer b/hack/dockerfile/install/rootlesskit.installer
index 37090936da..e6823774cd 100755
--- a/hack/dockerfile/install/rootlesskit.installer
+++ b/hack/dockerfile/install/rootlesskit.installer
@@ -1,8 +1,7 @@
 #!/bin/sh
 
-# When updating, also update rootlesskit commit in vendor.mod accordingly
-# v1.1.1
-: "${ROOTLESSKIT_VERSION:=a2c596ff9b3fddc0c2becb38f2ef4004f15765b5}"
+# When updating, also update vendor.mod and Dockerfile accordingly.
+: "${ROOTLESSKIT_VERSION:=v1.1.1}"
 
 install_rootlesskit() {
 	case "$1" in