diff --git a/5.6/Dockerfile.debian b/5.6/Dockerfile.debian
index 87a0842e4..901ecc06f 100644
--- a/5.6/Dockerfile.debian
+++ b/5.6/Dockerfile.debian
@@ -13,7 +13,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends gnupg dirmngr &
 
 # add gosu for easy step-down from root
 # https://github.com/tianon/gosu/releases
-ENV GOSU_VERSION 1.12
+ENV GOSU_VERSION 1.14
 RUN set -eux; \
 	savedAptMark="$(apt-mark showmanual)"; \
 	apt-get update; \
diff --git a/5.7/Dockerfile.debian b/5.7/Dockerfile.debian
index c07c6ece0..531cacb8f 100644
--- a/5.7/Dockerfile.debian
+++ b/5.7/Dockerfile.debian
@@ -13,7 +13,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends gnupg dirmngr &
 
 # add gosu for easy step-down from root
 # https://github.com/tianon/gosu/releases
-ENV GOSU_VERSION 1.12
+ENV GOSU_VERSION 1.14
 RUN set -eux; \
 	savedAptMark="$(apt-mark showmanual)"; \
 	apt-get update; \
diff --git a/8.0/Dockerfile.debian b/8.0/Dockerfile.debian
index 12590ff9e..afb88c771 100644
--- a/8.0/Dockerfile.debian
+++ b/8.0/Dockerfile.debian
@@ -13,7 +13,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends gnupg dirmngr &
 
 # add gosu for easy step-down from root
 # https://github.com/tianon/gosu/releases
-ENV GOSU_VERSION 1.12
+ENV GOSU_VERSION 1.14
 RUN set -eux; \
 	savedAptMark="$(apt-mark showmanual)"; \
 	apt-get update; \
diff --git a/template/Dockerfile.debian b/template/Dockerfile.debian
index f3eef6203..1e23aab7d 100644
--- a/template/Dockerfile.debian
+++ b/template/Dockerfile.debian
@@ -7,7 +7,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends gnupg dirmngr &
 
 # add gosu for easy step-down from root
 # https://github.com/tianon/gosu/releases
-ENV GOSU_VERSION 1.12
+ENV GOSU_VERSION 1.14
 RUN set -eux; \
 	savedAptMark="$(apt-mark showmanual)"; \
 	apt-get update; \