diff --git a/requirements.txt b/requirements.txt
index 86a80842fa..4e8fda6465 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ keystonemiddleware!=4.1.0,!=4.5.0,>=4.0.0 # Apache-2.0
 oslo.cache>=1.5.0 # Apache-2.0
 oslo.concurrency>=3.8.0 # Apache-2.0
 oslo.config>=3.12.0 # Apache-2.0
-oslo.context>=2.4.0 # Apache-2.0
+oslo.context!=2.6.0,>=2.4.0 # Apache-2.0
 oslo.messaging>=5.2.0 # Apache-2.0
 oslo.db>=4.1.0 # Apache-2.0
 oslo.i18n>=2.1.0 # Apache-2.0