diff --git a/misc/requirements/requirements-tests.txt b/misc/requirements/requirements-tests.txt
index fd840f9ea..fbe3cf106 100644
--- a/misc/requirements/requirements-tests.txt
+++ b/misc/requirements/requirements-tests.txt
@@ -10,6 +10,7 @@ itsdangerous==0.24
 Mako==1.0.4
 parse==1.6.6
 parse-type==0.3.4
+pdbpp==0.8.3
 py==1.4.31
 pytest==2.9.2
 pytest-bdd==2.16.1