diff --git a/lower-constraints.txt b/lower-constraints.txt
index e892e75549..f3db6e5ac0 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -79,7 +79,6 @@ pbr==2.0.0
 pep8==1.5.7
 pika==0.10.0
 pika-pool==0.1.3
-Pint==0.5
 positional==1.2.1
 prettytable==0.7.2
 pycodestyle==2.3.1
diff --git a/requirements.txt b/requirements.txt
index 3f1f049a35..af0f233e65 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,6 @@ oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0
 oslo.upgradecheck>=0.1.1 # Apache-2.0
 oslo.utils>=3.33.0 # Apache-2.0
 osprofiler>=2.3.0 # Apache-2.0
-Pint>=0.5 # BSD
 pymongo!=3.1,>=3.0.2 # Apache-2.0
 pyScss!=1.3.5,>=1.3.4 # MIT License
 python-cinderclient>=5.0.0 # Apache-2.0