diff --git a/requirements.txt b/requirements.txt
index b41cdc9a8..0c03075ec 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ oslo.concurrency>=3.20.0 # Apache-2.0
 oslo.cache>=1.22.0 # Apache-2.0
 oslo.config>=4.6.0 # Apache-2.0
 oslo.context>=2.14.0 # Apache-2.0
-oslo.db>=4.24.0 # Apache-2.0
+oslo.db>=4.27.0 # Apache-2.0
 oslo.i18n>=3.15.3 # Apache-2.0
 oslo.log>=3.30.0 # Apache-2.0
 oslo.messaging>=5.29.0 # Apache-2.0
@@ -45,5 +45,5 @@ stevedore>=1.20.0 # Apache-2.0
 taskflow>=2.7.0 # Apache-2.0
 WebOb>=1.7.1 # MIT
 WSME>=0.8.0 # MIT
-networkx>=1.10 # BSD
+networkx<2.0,>=1.10 # BSD