.travis.yml in branca-ruby-1.0.1 vs .travis.yml in branca-ruby-1.0.2

@@ -1,9 +1,9 @@
 sudo: true
 language: ruby
 
 rvm:
-  - 2.5
+  - 2.5.8
 
 cache: 
   directories:
     - $HOME/libsodium
 
\ No newline at end of file