diff --git a/debian/control b/debian/control
index d6750ffd84..7763fb03c3 100644
--- a/debian/control
+++ b/debian/control
@@ -159,7 +159,7 @@ Depends: ${shlibs:Depends}, ${misc:Depends},
 # GitLab Pages letsencrypt support
  ruby-acme-client (>= 2.0.9~),
 # Browser detection
- ruby-browser (>= 4.2~),
+ ruby-browser (>= 5.3.1~),
 # OS detection for usage ping
  ohai (>= 16.13.0-2~),
 # GPG
@@ -384,7 +384,7 @@ Depends: ${shlibs:Depends}, ${misc:Depends},
  ruby-prof (>= 1.3~),
  ruby-stackprof (>= 0.2.21~),
  ruby-rbtrace (>= 0.4~),
- ruby-memory-profiler (>= 0.9~),
+ ruby-memory-profiler (>= 1.0~),
  ruby-benchmark-memory (>= 0.1~),
  ruby-activerecord-explain-analyze (>= 0.1~),
 # OAuth
diff --git a/debian/gitlab.postinst b/debian/gitlab.postinst
index 2e35a3de7d..29c01e46e3 100755
--- a/debian/gitlab.postinst
+++ b/debian/gitlab.postinst
@@ -84,8 +84,6 @@ runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v '~> 0.13' "^google-apis-
 runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v '~> 0.7' "^google-apis-pubsub_v1$" >/dev/null; then gem install -v '~> 0.7' google-apis-pubsub_v1; fi"
 runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v '~> 1.4.0' "^gitlab-fog-azure-rm$" >/dev/null; then gem install -v '~> 1.4.0' gitlab-fog-azure-rm; fi"
 runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v '~> 2.0.0' "^invisible_captcha$" >/dev/null; then gem install -v '~> 2.0.0' invisible_captcha; fi"
-runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v '~> 5.3.1' "^browser$" >/dev/null; then gem install -v '~> 5.3.1' browser; fi"
-runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v '~> 1.0' "^memory_profiler$" >/dev/null; then gem install -v '~> 1.0' memory_profiler; fi"
 runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v '~> 1.19' "^fog-google$" >/dev/null; then gem install -v '~> 1.19' fog-google; fi"
 runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v 0.9.0 "^gitlab-sidekiq-fetcher$" >/dev/null; then gem install -v 0.9.0 gitlab-sidekiq-fetcher; fi"
 runuser -u ${gitlab_user} -- sh -c "if ! gem list -i -v 0.29.0 "^gitlab-labkit$" >/dev/null; then gem install -v 0.29.0 gitlab-labkit; fi"