diff --git a/Gemfile b/Gemfile
index 11a34b3c..92b133de 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-#ruby '2.4.1'
+ruby '2.6.5'
 #ruby '2.5.7'
 
 git_source(:github) do |repo_name|
@@ -15,7 +15,7 @@ gem 'rails', '~> 5.1.0'
 
 #gem 'mysql2', '>= 0.3.18', '< 0.5'
 gem 'pg'
-gem 'mysql2'
+gem 'mysql2', '~> 0.5.2'
 
 #Use PosgreSQL