diff --git a/changelog.md b/changelog.md
index ec3794941c..3a903350c7 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.8.2~rc3
+
+* BUGFIX: use post method for ossec-test-alert endpoint (#5947)
+
 ## 1.8.2~rc2
 
 ### Operations
diff --git a/install_files/ansible-base/group_vars/all/securedrop b/install_files/ansible-base/group_vars/all/securedrop
index ca596baef0..a3f6f712c5 100644
--- a/install_files/ansible-base/group_vars/all/securedrop
+++ b/install_files/ansible-base/group_vars/all/securedrop
@@ -2,7 +2,7 @@
 # Variables that apply to both the app and monitor server go in this file
 # If the monitor or app server need different values define the variable in
 # hosts_vars/app.yml or host_vars/mon.yml
-securedrop_version: "1.8.2~rc2"
+securedrop_version: "1.8.2~rc3"
 securedrop_app_code_sdist_name: "securedrop-app-code-{{ securedrop_version | replace('~', '-') }}.tar.gz"
 
 grsecurity: true
diff --git a/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-focal b/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-focal
index 4b3d6d64e5..4b4dc3f099 100644
--- a/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-focal
+++ b/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-focal
@@ -1,3 +1,9 @@
+securedrop-app-code (1.8.2~rc3+focal) focal; urgency=medium
+
+  * see changelog.md
+
+ -- SecureDrop Team <securedrop@freedom.press>  Tue, 18 May 2021 10:02:15 -0400
+
 securedrop-app-code (1.8.2~rc2+focal) focal; urgency=medium
 
   * See changelog.md
diff --git a/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-xenial b/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-xenial
index c0438c387a..16e272d7b8 100644
--- a/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-xenial
+++ b/install_files/ansible-base/roles/build-securedrop-app-code-deb-pkg/files/changelog-xenial
@@ -1,3 +1,9 @@
+securedrop-app-code (1.8.2~rc3+xenial) xenial; urgency=medium
+
+  * see changelog.md
+
+ -- SecureDrop Team <securedrop@freedom.press>  Tue, 18 May 2021 10:01:50 -0400
+
 securedrop-app-code (1.8.2~rc2+xenial) xenial; urgency=medium
 
   * See changelog.md
diff --git a/molecule/builder-xenial/tests/vars.yml b/molecule/builder-xenial/tests/vars.yml
index c50cf38d37..a7a8fed932 100644
--- a/molecule/builder-xenial/tests/vars.yml
+++ b/molecule/builder-xenial/tests/vars.yml
@@ -1,5 +1,5 @@
 ---
-securedrop_version: "1.8.2~rc2"
+securedrop_version: "1.8.2~rc3"
 ossec_version: "3.6.0"
 keyring_version: "0.1.5"
 config_version: "0.1.4"
diff --git a/securedrop/version.py b/securedrop/version.py
index ab27129f0a..4503bd0d13 100644
--- a/securedrop/version.py
+++ b/securedrop/version.py
@@ -1 +1 @@
-__version__ = '1.8.2~rc2'
+__version__ = '1.8.2~rc3'
diff --git a/setup.py b/setup.py
index 114b2d19cc..037077ac50 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@
 
 setuptools.setup(
     name="securedrop-app-code",
-    version="1.8.2~rc2",
+    version="1.8.2~rc3",
     author="Freedom of the Press Foundation",
     author_email="securedrop@freedom.press",
     description="SecureDrop Server",