diff --git a/requirements.txt b/requirements.txt
index 39a601e..26492e3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=1.6 # Apache-2.0
+pbr>=1.8 # Apache-2.0
 
 diskimage-builder!=1.6.0,!=1.7.0,!=1.7.1,>=1.1.2 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 65d04c3..7f2d65e 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,5 +5,5 @@
 bashate>=0.2 # Apache-2.0
 hacking<0.11,>=0.10.0
 
-sphinx!=1.3b1,<1.3,>=1.2.1 # BSD
-oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0
+sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
+oslosphinx>=4.7.0 # Apache-2.0