diff --git a/.travis.yml b/.travis.yml
index 27c038f..31e99bc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,19 +23,27 @@ php:
 env:
   - DB=pgsql MOODLE_BRANCH=master
   - DB=mysqli MOODLE_BRANCH=master
+  - DB=pgsql MOODLE_BRANCH=MOODLE_38_STABLE
+  - DB=mysqli MOODLE_BRANCH=MOODLE_38_STABLE
   - DB=pgsql MOODLE_BRANCH=MOODLE_37_STABLE
+  - DB=mysqli MOODLE_BRANCH=MOODLE_37_STABLE
+  - DB=pgsql MOODLE_BRANCH=MOODLE_36_STABLE
   - DB=mysqli MOODLE_BRANCH=MOODLE_36_STABLE
 
 matrix:
   include:
+    - php: 7.1
+      env: DB=pgsql MOODLE_BRANCH=MOODLE_35_STABLE
+    - php: 7.1
+      env: DB=mysqli MOODLE_BRANCH=MOODLE_35_STABLE
+    - php: 7.0
+      env: DB=pgsql MOODLE_BRANCH=MOODLE_34_STABLE
+    - php: 7.0
+      env: DB=mysqli MOODLE_BRANCH=MOODLE_34_STABLE
     - php: 5.6
       env: DB=pgsql MOODLE_BRANCH=MOODLE_33_STABLE
     - php: 5.6
       env: DB=mysqli MOODLE_BRANCH=MOODLE_33_STABLE
-    - php: 7.0
-      env: DB=pgsql MOODLE_BRANCH=MOODLE_34_STABLE
-    - php: 7.1
-      env: DB=mysqli MOODLE_BRANCH=MOODLE_35_STABLE
 
 before_install:
   - phpenv config-rm xdebug.ini