diff --git a/db/migrations/19_make_pact_version_content_sha_not_nullable.rb b/db/migrations/19_make_pact_version_content_sha_not_nullable.rb
index 08b7962fc..bf3e63d59 100644
--- a/db/migrations/19_make_pact_version_content_sha_not_nullable.rb
+++ b/db/migrations/19_make_pact_version_content_sha_not_nullable.rb
@@ -2,9 +2,17 @@
 require_relative 'migration_helper'
 
 Sequel.migration do
-  change do
+  up do
+    PactBroker::MigrationHelper.with_mysql do
+      run("SET FOREIGN_KEY_CHECKS = 0")
+    end
+
     alter_table(:pacts) do
       set_column_not_null(:pact_version_content_sha)
     end
+
+    PactBroker::MigrationHelper.with_mysql do
+      run("SET FOREIGN_KEY_CHECKS = 1")
+    end
   end
 end