diff --git a/requirements.txt b/requirements.txt
index 1b003b7d..64758515 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,6 @@
-# The order of packages is significant, because pip processes them in the order
-# of appearance. Changing the order has an impact on the overall integration
-# process, which may cause wedges in the gate later.
-
+# Requirements lower bounds listed here are our best effort to keep them up to
+# date but we do not test them so no guarantee of having them all correct. If
+# you find any incorrect lower bounds, let us know or propose a fix.
 pbr>=2.0 # Apache-2.0
 
 Jinja2>=2.10 # BSD License (3 clause)
diff --git a/test-requirements.txt b/test-requirements.txt
index 8e2cc74a..9472f334 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,8 +1,4 @@
-# The order of packages is significant, because pip processes them in the order
-# of appearance. Changing the order has an impact on the overall integration
-# process, which may cause wedges in the gate later.
-
-hacking>=3.0,<3.1 # Apache-2.0
+hacking>=7.0,<7.1 # Apache-2.0
 
 coverage>=4.0,!=4.4 # Apache-2.0
 eventlet>=0.26.1 # MIT