diff --git a/.travis.yml b/.travis.yml
index d0fdc25bc..d6402e1fe 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,11 @@
 language: perl
+perl:
+  - "5.24"
+  - "5.22"
+  - "5.20"
+  - "5.18"
+  - "5.16"
+  - "5.14"
+  - "5.08"
 install: true
 script: cd bin ; ./mh -tk 0 -code_dir ../code/test