diff --git a/2.4/Dockerfile b/2.4/Dockerfile
index 517bda253..8be061382 100644
--- a/2.4/Dockerfile
+++ b/2.4/Dockerfile
@@ -54,7 +54,7 @@ RUN set -ex \
 	\
 	&& gem update --system "$RUBYGEMS_VERSION"
 
-ENV BUNDLER_VERSION 1.14.4
+ENV BUNDLER_VERSION 1.14.5
 
 RUN gem install bundler --version "$BUNDLER_VERSION"
 
diff --git a/2.4/alpine/Dockerfile b/2.4/alpine/Dockerfile
index 361e93583..79fea1a8b 100644
--- a/2.4/alpine/Dockerfile
+++ b/2.4/alpine/Dockerfile
@@ -90,7 +90,7 @@ RUN set -ex \
 	\
 	&& gem update --system "$RUBYGEMS_VERSION"
 
-ENV BUNDLER_VERSION 1.14.4
+ENV BUNDLER_VERSION 1.14.5
 
 RUN gem install bundler --version "$BUNDLER_VERSION"
 
diff --git a/2.4/slim/Dockerfile b/2.4/slim/Dockerfile
index 0ebbdf59c..9b215d425 100644
--- a/2.4/slim/Dockerfile
+++ b/2.4/slim/Dockerfile
@@ -77,7 +77,7 @@ RUN set -ex \
 	\
 	&& gem update --system "$RUBYGEMS_VERSION"
 
-ENV BUNDLER_VERSION 1.14.4
+ENV BUNDLER_VERSION 1.14.5
 
 RUN gem install bundler --version "$BUNDLER_VERSION"