diff --git a/.travis.yml b/.travis.yml
index 297ef2ff83593aadc5d532b24b8a09c837c2fb43..164f0c9c7f6dc10b24eee39b316f754195b71bec 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -60,21 +60,21 @@ env:
     - "GEM=ac:integration"
 
 rvm:
-  - 2.4
-  - 2.5
+  - 2.4.3
+  - 2.5.0
   - ruby-head
 
 matrix:
   include:
-    - rvm: 2.5
+    - rvm: 2.5.0
       env: "GEM=av:ujs"
-    - rvm: 2.4
+    - rvm: 2.4.3
       env: "GEM=aj:integration"
       services:
         - memcached
         - redis-server
         - rabbitmq
-    - rvm: 2.5
+    - rvm: 2.5.0
       env: "GEM=aj:integration"
       services:
         - memcached
@@ -86,15 +86,15 @@ matrix:
         - memcached
         - redis-server
         - rabbitmq
-    - rvm: 2.5
+    - rvm: 2.5.0
       env:
         - "GEM=ar:mysql2 MYSQL=mariadb"
       addons:
         mariadb: 10.2
-    - rvm: 2.5
+    - rvm: 2.5.0
       env:
         - "GEM=ar:sqlite3_mem"
-    - rvm: 2.5
+    - rvm: 2.5.0
       env:
         - "GEM=ar:postgresql POSTGRES=9.2"
       addons: