diff --git a/lower-constraints.txt b/lower-constraints.txt
index 5743295b53d5..4b376a433a1c 100644
--- a/lower-constraints.txt
+++ b/lower-constraints.txt
@@ -21,7 +21,7 @@ decorator==4.1.0
 deprecation==2.0
 dogpile.cache==0.6.5
 enum-compat==0.0.2
-eventlet==0.26.1
+eventlet==0.30.1
 extras==1.0.0
 fasteners==0.14.1
 fixtures==3.0.0
@@ -58,7 +58,7 @@ netifaces==0.10.4
 networkx==2.1.0
 numpy==1.19.0
 openstacksdk==0.35.0
-os-brick==4.2.0
+os-brick==4.3.1
 os-client-config==1.29.0
 os-resource-classes==0.4.0
 os-service-types==1.7.0
@@ -68,7 +68,7 @@ os-win==5.4.0
 os-xenapi==0.3.4
 osc-lib==1.10.0
 oslo.cache==1.26.0
-oslo.concurrency==4.3.0
+oslo.concurrency==4.4.0
 oslo.config==6.8.0
 oslo.context==3.1.1
 oslo.db==4.44.0
@@ -80,10 +80,10 @@ oslo.policy==3.6.0
 oslo.privsep==2.4.0
 oslo.reports==1.18.0
 oslo.rootwrap==5.8.0
-oslo.serialization==4.0.1
-oslo.service==2.4.0
+oslo.serialization==4.1.0
+oslo.service==2.5.0
 oslo.upgradecheck==1.3.0
-oslo.utils==4.7.0
+oslo.utils==4.8.0
 oslo.versionedobjects==1.35.0
 oslo.vmware==2.17.0
 oslotest==3.8.0
@@ -94,7 +94,7 @@ packaging==20.4
 paramiko==2.7.1
 Paste==2.0.2
 PasteDeploy==1.5.0
-pbr==5.5.0
+pbr==5.5.1
 pluggy==0.6.0
 ply==3.11
 prettytable==0.7.1
@@ -127,7 +127,7 @@ python-subunit==1.4.0
 pytz==2018.3
 PyYAML==5.1
 repoze.lru==0.7
-requests==2.23.0
+requests==2.25.1
 requests-mock==1.2.0
 requestsexceptions==1.4.0
 retrying==1.3.3
@@ -146,7 +146,7 @@ stevedore==1.20.0
 suds-jurko==0.6
 taskflow==3.8.0
 Tempita==0.5.2
-tenacity==6.2.0
+tenacity==6.3.1
 testrepository==0.0.20
 testresources==2.0.0
 testscenarios==0.4
diff --git a/requirements.txt b/requirements.txt
index 4d943060f8f7..96ec2ef4ad13 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,10 +2,10 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=5.5.0 # Apache-2.0
+pbr>=5.5.1 # Apache-2.0
 SQLAlchemy>=1.2.19 # MIT
 decorator>=4.1.0 # BSD
-eventlet>=0.26.1 # MIT
+eventlet>=0.30.1 # MIT
 Jinja2>=2.10 # BSD License (3 clause)
 keystonemiddleware>=4.20.0 # Apache-2.0
 lxml>=4.5.0 # BSD
@@ -28,30 +28,30 @@ python-cinderclient!=4.0.0,>=3.3.0 # Apache-2.0
 keystoneauth1>=3.16.0 # Apache-2.0
 python-neutronclient>=6.7.0 # Apache-2.0
 python-glanceclient>=2.8.0 # Apache-2.0
-requests>=2.23.0 # Apache-2.0
+requests>=2.25.1 # Apache-2.0
 stevedore>=1.20.0 # Apache-2.0
 websockify>=0.9.0 # LGPLv3
 oslo.cache>=1.26.0 # Apache-2.0
-oslo.concurrency>=4.3.0 # Apache-2.0
+oslo.concurrency>=4.4.0 # Apache-2.0
 oslo.config>=6.8.0 # Apache-2.0
 oslo.context>=3.1.1 # Apache-2.0
 oslo.log>=4.4.0 # Apache-2.0
 oslo.reports>=1.18.0 # Apache-2.0
-oslo.serialization>=4.0.1 # Apache-2.0
+oslo.serialization>=4.1.0 # Apache-2.0
 oslo.upgradecheck>=1.3.0
-oslo.utils>=4.7.0 # Apache-2.0
+oslo.utils>=4.8.0 # Apache-2.0
 oslo.db>=4.44.0 # Apache-2.0
 oslo.rootwrap>=5.8.0 # Apache-2.0
 oslo.messaging>=10.3.0 # Apache-2.0
 oslo.policy>=3.6.0 # Apache-2.0
 oslo.privsep>=2.4.0 # Apache-2.0
 oslo.i18n>=5.0.1 # Apache-2.0
-oslo.service>=2.4.0 # Apache-2.0
+oslo.service>=2.5.0 # Apache-2.0
 rfc3986>=1.2.0 # Apache-2.0
 oslo.middleware>=3.31.0 # Apache-2.0
 psutil>=3.2.2 # BSD
 oslo.versionedobjects>=1.35.0 # Apache-2.0
-os-brick>=4.2.0 # Apache-2.0
+os-brick>=4.3.1 # Apache-2.0
 os-resource-classes>=0.4.0 # Apache-2.0
 os-traits>=2.5.0 # Apache-2.0
 os-vif>=1.14.0 # Apache-2.0