diff --git a/Gemfile b/Gemfile
index 56d0d936f..68f3b6576 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,6 +2,9 @@ source 'https://rubygems.org'
 
 gem 'rails', '~> 5.2.0.rc1'
 
+# Temporary lock ffi version. Read more: https://github.com/ffi/ffi/commit/0fef6d44d09018d03c24af7fa4f9fcd38f36b642
+gem 'ffi', '1.9.18'
+
 # Use SCSS for stylesheets
 gem 'sass-rails'
 # Use Uglifier as compressor for JavaScript assets
diff --git a/Gemfile.lock b/Gemfile.lock
index cb3c0a052..f3ad4d067 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -202,7 +202,7 @@ GEM
       activesupport (>= 3.0.0)
     faraday (0.12.2)
       multipart-post (>= 1.2, < 3)
-    ffi (1.9.21)
+    ffi (1.9.18)
     fission (0.5.0)
       CFPropertyList (~> 2.2)
     fog (1.41.0)
@@ -789,6 +789,7 @@ DEPENDENCIES
   dotenv-rails
   draper
   factory_bot
+  ffi (= 1.9.18)
   fog
   fog-openstack
   font-awesome-rails