diff --git a/lower-constraints.txt b/lower-constraints.txt
index 2a4ecec4..c4116d03 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -51,7 +51,6 @@ netifaces==0.10.6
 openstacksdk==0.12.0
 os-client-config==1.29.0
 os-service-types==1.2.0
-os-testr==1.0.0
 osc-lib==1.8.0
 oslo.concurrency==3.26.0
 oslo.config==5.2.0