diff --git a/requirements-test.txt b/requirements-test.txt
index 35ad2ae..2e9a77e 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -5,7 +5,12 @@
 #    pip-compile --output-file requirements-test.txt requirements-test.in
 #
 cython==0.25.2
+    # via -r requirements.in
 phpserialize==1.3
-py==1.4.33                # via pytest
+    # via -r requirements-test.in
+py==1.10.0
+    # via pytest
 pytest==3.0.7
+    # via -r requirements-test.in
 ujson==1.35
+    # via -r requirements-test.in