diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 816df2d..2537c1f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.3.1"
+  ".": "0.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a32fa08..aa289d3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [0.4.0](https://github.com/developmentseed/multistore/compare/v0.3.1...v0.4.0) (2026-04-07)
+
+
+### Features
+
+* **oidc:** support multiple signing keys ([#26](https://github.com/developmentseed/multistore/issues/26)) ([ead26d8](https://github.com/developmentseed/multistore/commit/ead26d8a5e5290492ed8b3fd93a4b9573ff03d64))
+* **sts:** enable custom STS endpoint URL ([#32](https://github.com/developmentseed/multistore/issues/32)) ([ff12fe3](https://github.com/developmentseed/multistore/commit/ff12fe37ea38f1da9d96d98e7412cc46ffbecef8))
+
 ## [0.3.1](https://github.com/developmentseed/multistore/compare/v0.3.0...v0.3.1) (2026-03-31)
 
 
diff --git a/Cargo.toml b/Cargo.toml
index c25c925..c576c32 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ default-members = [
 resolver = "2"
 
 [workspace.package]
-version = "0.3.1"
+version = "0.4.0"
 edition = "2021"
 license = "MIT"
 
@@ -100,10 +100,10 @@ console_error_panic_hook = "0.1.7"
 lambda_http = "0.13"
 
 # Internal crates
-multistore = { path = "crates/core", version = "0.3.1" }
-multistore-static-config = { path = "crates/static-config", version = "0.3.1" }
-multistore-sts = { path = "crates/sts", version = "0.3.1" }
-multistore-metering = { path = "crates/metering", version = "0.3.1" }
-multistore-cf-workers = { path = "crates/cf-workers", version = "0.3.1" }
-multistore-oidc-provider = { path = "crates/oidc-provider", version = "0.3.1" }
-multistore-path-mapping = { path = "crates/path-mapping", version = "0.3.1" }
+multistore = { path = "crates/core", version = "0.4.0" }
+multistore-static-config = { path = "crates/static-config", version = "0.4.0" }
+multistore-sts = { path = "crates/sts", version = "0.4.0" }
+multistore-metering = { path = "crates/metering", version = "0.4.0" }
+multistore-cf-workers = { path = "crates/cf-workers", version = "0.4.0" }
+multistore-oidc-provider = { path = "crates/oidc-provider", version = "0.4.0" }
+multistore-path-mapping = { path = "crates/path-mapping", version = "0.4.0" }