diff --git a/tests/rib-io-fixture.hpp b/tests/rib-io-fixture.hpp
index ec147d5..fa43af5 100644
--- a/tests/rib-io-fixture.hpp
+++ b/tests/rib-io-fixture.hpp
@@ -36,7 +36,7 @@
 
 /** \brief a base test fixture that provides both main and RIB io_service
  */
-class RibIoFixture: public virtual BaseFixture
+class RibIoFixture : public virtual BaseFixture
 {
 protected:
   RibIoFixture();