diff --git a/.circleci/config.yml b/.circleci/config.yml
index 35c3d086..21d69694 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -9,7 +9,7 @@ executors:
   # should also be updated.
   golang:
     docker:
-    - image: quay.io/prometheus/golang-builder:1.18-base
+    - image: cimg/go:1.19
     parameters:
       working_dir:
         type: string
@@ -22,8 +22,8 @@ jobs:
 
     steps:
     - prometheus/setup_environment
-    - run: apt-get update
-    - run: apt-get -y install build-essential libsnmp-dev
+    - run: sudo apt-get update
+    - run: sudo apt-get -y install build-essential libsnmp-dev
     - run: make
     - run: git diff --exit-code
     - prometheus/store_artifact:
@@ -39,8 +39,8 @@ jobs:
     steps:
     - checkout:
         path: ~/project
-    - run: apt-get update
-    - run: apt-get -y install build-essential diffutils libsnmp-dev p7zip-full
+    - run: sudo apt-get update
+    - run: sudo apt-get -y install build-essential diffutils libsnmp-dev p7zip-full
     - run: make mibs
     - run: make generator
     - run: make parse_errors
diff --git a/.promu.yml b/.promu.yml
index f80339cc..5d5760ce 100644
--- a/.promu.yml
+++ b/.promu.yml
@@ -1,7 +1,7 @@
 go:
     # Whenever the Go version is updated here,
     # .circle/config.yml should also be updated.
-    version: 1.18
+    version: 1.19
 repository:
     path: github.com/prometheus/snmp_exporter
 build:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index adae8c83..f54994f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,14 @@
+## 0.21.0 / 2022-11-22
+
+* [CHANGE] Update to exporter-toolkit v0.8.1 (#810)
+* [FEATURE] Support chained lookups in the generator (#757)
+* [ENHANCEMENT] Add per-SNMP packet statistics. (#656)
+* [ENHANCEMENT] Add support for aes192c and aes256c privacy protocol (#657)
+* [ENHANCEMENT] Support responding from different source address (#702)
+* [BUGFIX] Fixes dropped context passing (#634)
+* [BUGFIX] Add version flag (#717)
+* [BUGFIX] Fix retries in generator (#786)
+
 ## 0.20.0 / 2021-02-12
 
 NOTE: This is a safe harbor release. Future releases will have breaking changes to the configuration format.
diff --git a/VERSION b/VERSION
index 5a03fb73..88541566 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.20.0
+0.21.0
diff --git a/go.mod b/go.mod
index bcab22a3..0e1ff862 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.17
 require (
 	github.com/go-kit/log v0.2.1
 	github.com/gosnmp/gosnmp v1.35.0
-	github.com/prometheus/client_golang v1.13.0
+	github.com/prometheus/client_golang v1.14.0
 	github.com/prometheus/client_model v0.3.0
 	github.com/prometheus/common v0.37.0
 	github.com/prometheus/exporter-toolkit v0.8.1
diff --git a/go.sum b/go.sum
index b17a3f1b..c2d0b874 100644
--- a/go.sum
+++ b/go.sum
@@ -247,8 +247,9 @@ github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5Fsn
 github.com/prometheus/client_golang v1.7.1/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP4j5+D6mVACh+pe2M=
 github.com/prometheus/client_golang v1.11.0/go.mod h1:Z6t4BnS23TR94PD6BsDNk8yVqroYurpAkEiz0P2BEV0=
 github.com/prometheus/client_golang v1.12.1/go.mod h1:3Z9XVyYiZYEO+YQWt3RD2R3jrbd179Rt297l4aS6nDY=
-github.com/prometheus/client_golang v1.13.0 h1:b71QUfeo5M8gq2+evJdTPfZhYMAU0uKPkyPJ7TPsloU=
 github.com/prometheus/client_golang v1.13.0/go.mod h1:vTeo+zgvILHsnnj/39Ou/1fPN5nJFOEMgftOUOmlvYQ=
+github.com/prometheus/client_golang v1.14.0 h1:nJdhIvne2eSX/XRAFV9PcvFFRbrjbcTUj0VP62TMhnw=
+github.com/prometheus/client_golang v1.14.0/go.mod h1:8vpkKitgIVNcqrRBWh1C4TIUQgYNtG/XQE4E/Zae36Y=
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=