diff --git a/Gemfile b/Gemfile
index 516fcda..4e39843 100644
--- a/Gemfile
+++ b/Gemfile
@@ -35,6 +35,9 @@ gem 'wisper-activerecord'
 gem 'nokogiri'
 gem 'oj'
 
+# requird until upgrade
+gem "ffi", "< 1.17.0"
+
 gem 'rails', '~> 5.2.8'
 # locking psych < 4 mitigates https://stackoverflow.com/questions/71191685/visit-psych-nodes-alias-unknown-alias-default-psychbadalias
 gem 'psych', '< 4'
diff --git a/Gemfile.lock b/Gemfile.lock
index cf80804..3d3e20f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -109,7 +109,7 @@ GEM
     factory_bot_rails (6.4.3)
       factory_bot (~> 6.4)
       railties (>= 5.0.0)
-    ffi (1.17.0)
+    ffi (1.16.3)
     ffi-compiler (1.3.2)
       ffi (>= 1.15.5)
       rake
@@ -431,6 +431,7 @@ DEPENDENCIES
   coffee-rails
   dotenv-rails
   factory_bot_rails
+  ffi (< 1.17.0)
   haml
   haml-rails
   httpclient