diff --git a/.travis.yml b/.travis.yml
index 277ff3b36..bb0b0d8ff 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,15 @@
 language: python
 python:
   - "3.4"
+
 install:
-  - "sudo apt-get install iverilog; iverilog -v; true"
+  # Install iverilog package.
+  - "sudo add-apt-repository -y ppa:mithro/iverilog-backport"
+  - "sudo apt-get update"
+  - "sudo apt-get install iverilog"
+  - "iverilog -v; true"
+  # Build the vpi module.
   - "(cd vpi; make; sudo make install)"
+
 script:
-  - "python setup.py test -s migen.test.test_fifo.SyncFIFOCase"
+  - "python setup.py test"