diff --git a/debian/patches/0499-disable-png-quantizator.patch b/debian/patches/0499-disable-png-quantizator.patch
new file mode 100644
index 0000000000..5f10f849a0
--- /dev/null
+++ b/debian/patches/0499-disable-png-quantizator.patch
@@ -0,0 +1,11 @@
+--- a/Gemfile
++++ b/Gemfile
+@@ -350,8 +350,6 @@
+ 
+   gem 'timecop', '~> 0.9.1'
+ 
+-  gem 'png_quantizator', '~> 0.2.1', require: false
+-
+   gem 'parallel', '~> 1.19', require: false
+ 
+   gem 'rblineprof', '~> 0.3.6', platform: :mri, require: false
diff --git a/debian/patches/series b/debian/patches/series
index 3e050313d9..e655181dd4 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -13,6 +13,7 @@
 0485-relax-gitlab-sidekiq-fetcher.patch
 0486-relax-sidekiq.patch
 0488-relax-bullet.patch
+0499-disable-png-quantizator.patch
 0500-set-webpack-root.patch
 0510-remove-dev-dependencies.patch
 0520-add-system-lib-path-for-webpack.patch