diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed1a52ed34..cdab1c0c0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## [1.131.4] - 2023-11-16
+
+### Documentation
+
+- Document DC_DOWNLOAD_UNDECIPHERABLE.
+
+### Fixes
+
+- Always add "Member added" as system message.
+
 ## [1.131.3] - 2023-11-15
 
 ### Fixes
diff --git a/Cargo.lock b/Cargo.lock
index d3a0a07094..9f2f194965 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1087,7 +1087,7 @@ dependencies = [
 
 [[package]]
 name = "deltachat"
-version = "1.131.3"
+version = "1.131.4"
 dependencies = [
  "ansi_term",
  "anyhow",
@@ -1165,7 +1165,7 @@ dependencies = [
 
 [[package]]
 name = "deltachat-jsonrpc"
-version = "1.131.3"
+version = "1.131.4"
 dependencies = [
  "anyhow",
  "async-channel 2.1.0",
@@ -1189,7 +1189,7 @@ dependencies = [
 
 [[package]]
 name = "deltachat-repl"
-version = "1.131.3"
+version = "1.131.4"
 dependencies = [
  "ansi_term",
  "anyhow",
@@ -1204,7 +1204,7 @@ dependencies = [
 
 [[package]]
 name = "deltachat-rpc-server"
-version = "1.131.3"
+version = "1.131.4"
 dependencies = [
  "anyhow",
  "deltachat",
@@ -1229,7 +1229,7 @@ dependencies = [
 
 [[package]]
 name = "deltachat_ffi"
-version = "1.131.3"
+version = "1.131.4"
 dependencies = [
  "anyhow",
  "deltachat",
diff --git a/Cargo.toml b/Cargo.toml
index 5e2daaeb6b..dfbc7ce904 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat"
-version = "1.131.3"
+version = "1.131.4"
 edition = "2021"
 license = "MPL-2.0"
 rust-version = "1.70"
diff --git a/deltachat-ffi/Cargo.toml b/deltachat-ffi/Cargo.toml
index 8978284601..d51771aa8d 100644
--- a/deltachat-ffi/Cargo.toml
+++ b/deltachat-ffi/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat_ffi"
-version = "1.131.3"
+version = "1.131.4"
 description = "Deltachat FFI"
 edition = "2018"
 readme = "README.md"
diff --git a/deltachat-jsonrpc/Cargo.toml b/deltachat-jsonrpc/Cargo.toml
index 31d50ccb77..fcbfed50a4 100644
--- a/deltachat-jsonrpc/Cargo.toml
+++ b/deltachat-jsonrpc/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat-jsonrpc"
-version = "1.131.3"
+version = "1.131.4"
 description = "DeltaChat JSON-RPC API"
 edition = "2021"
 default-run = "deltachat-jsonrpc-server"
diff --git a/deltachat-jsonrpc/typescript/package.json b/deltachat-jsonrpc/typescript/package.json
index 2fcb786683..fa7e102206 100644
--- a/deltachat-jsonrpc/typescript/package.json
+++ b/deltachat-jsonrpc/typescript/package.json
@@ -53,5 +53,5 @@
   },
   "type": "module",
   "types": "dist/deltachat.d.ts",
-  "version": "1.131.3"
+  "version": "1.131.4"
 }
diff --git a/deltachat-repl/Cargo.toml b/deltachat-repl/Cargo.toml
index d96555ec7f..f8a99f3e20 100644
--- a/deltachat-repl/Cargo.toml
+++ b/deltachat-repl/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat-repl"
-version = "1.131.3"
+version = "1.131.4"
 license = "MPL-2.0"
 edition = "2021"
 
diff --git a/deltachat-rpc-server/Cargo.toml b/deltachat-rpc-server/Cargo.toml
index dcef92838b..edf16244ab 100644
--- a/deltachat-rpc-server/Cargo.toml
+++ b/deltachat-rpc-server/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "deltachat-rpc-server"
-version = "1.131.3"
+version = "1.131.4"
 description = "DeltaChat JSON-RPC server"
 edition = "2021"
 readme = "README.md"
diff --git a/package.json b/package.json
index 4746edf1cf..e3a96a1602 100644
--- a/package.json
+++ b/package.json
@@ -56,5 +56,5 @@
     "test:mocha": "mocha -r esm node/test/test.js --growl --reporter=spec --bail --exit"
   },
   "types": "node/dist/index.d.ts",
-  "version": "1.131.3"
+  "version": "1.131.4"
 }
diff --git a/release-date.in b/release-date.in
index 785956fa7e..5bf769378d 100644
--- a/release-date.in
+++ b/release-date.in
@@ -1 +1 @@
-2023-11-15
\ No newline at end of file
+2023-11-16
\ No newline at end of file