diff --git a/Dockerfile.danger b/Dockerfile.danger
index a087844..f6a7716 100644
--- a/Dockerfile.danger
+++ b/Dockerfile.danger
@@ -9,7 +9,7 @@ ENV LC_ALL "C.UTF-8"
 ENV NODE_VERSION=16.14.0
 ENV YARN_VERSION=1.22.17
 ENV GITLAB_GEM_VERSION=4.18.0
-ENV DANGER_GEM_VERSION=8.4.4
+ENV DANGER_GEM_VERSION=8.4.5
 ENV DANGER_GITLAB_GEM_VERSION=8.0.0
 
 ADD /scripts/ /scripts/
diff --git a/Dockerfile.danger-ruby-2.6.6 b/Dockerfile.danger-ruby-2.6.6
index 390c77f..5316907 100644
--- a/Dockerfile.danger-ruby-2.6.6
+++ b/Dockerfile.danger-ruby-2.6.6
@@ -8,8 +8,8 @@ ENV LC_ALL "C.UTF-8"
 
 ENV NODE_VERSION=14.17.2
 ENV YARN_VERSION=1.22.17
-ENV GITLAB_GEM_VERSION=4.17.0
-ENV DANGER_GEM_VERSION=8.3.1
+ENV GITLAB_GEM_VERSION=4.18.0
+ENV DANGER_GEM_VERSION=8.4.5
 ENV DANGER_GITLAB_GEM_VERSION=8.0.0
 
 ADD /scripts/ /scripts/