diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5702287..4f4be75 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,12 @@ This may lead to no listed changes for a version.
 
 ## [Unreleased]
 
+## [3.3.19] - 2025-09-18
+
+### Fixed
+* Update dependencies.
+* Document commands for converting PEM to DER.
+
 ## [3.3.18] - 2025-08-05
 ## [3.3.17] - 2025-06-27
 ## [3.3.16] - 2025-05-06
diff --git a/Cargo.lock b/Cargo.lock
index a9b2c22..d06d702 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -19,7 +19,7 @@ checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
 [[package]]
 name = "agate"
-version = "3.3.18"
+version = "3.3.19"
 dependencies = [
  "configparser",
  "env_logger",
diff --git a/Cargo.toml b/Cargo.toml
index c2f094b..6c1a90d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "agate"
-version = "3.3.18"
+version = "3.3.19"
 authors = ["Matt Brubeck <mbrubeck@limpet.net>", "Johann150 <johann+agate@qwertqwefsday.eu>"]
 description = "Very simple server for the Gemini hypertext protocol"
 keywords = ["server", "gemini", "hypertext", "internet", "protocol"]