diff --git a/CHANGELOG.md b/CHANGELOG.md
index 06f6716..079f7de 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,16 @@
 
 As of v1.0.4, version numbers are shared between esplugin and esplugin-ffi.
 
+## [5.0.0] - 2024-05-02
+
+### Added
+
+- `Cargo.lock` is no longer ignored by Git.
+
+### Changed
+
+- `Error::NoFilename`, `Error::ParsingIncomplete` and `Error::DecodeError` now hold contextual data.
+
 ## [4.1.1] - 2022-09-15
 
 ### Added
diff --git a/Cargo.lock b/Cargo.lock
index 145d92c..4d91aa6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -198,7 +198,7 @@ dependencies = [
 
 [[package]]
 name = "esplugin"
-version = "4.1.1"
+version = "5.0.0"
 dependencies = [
  "criterion",
  "encoding_rs",
@@ -208,7 +208,7 @@ dependencies = [
 
 [[package]]
 name = "esplugin-ffi"
-version = "4.1.1"
+version = "5.0.0"
 dependencies = [
  "esplugin",
  "libc",
diff --git a/Cargo.toml b/Cargo.toml
index 3535eff..cd41543 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "esplugin"
-version = "4.1.1"
+version = "5.0.0"
 authors = ["Oliver Hamlet <oliver@ortham.io>"]
 description = "A free software library for reading Elder Scrolls plugin (.esp/.esm/.esl) files."
 documentation = "https://docs.rs/esplugin"
diff --git a/ffi/CHANGELOG.md b/ffi/CHANGELOG.md
index c9f9585..ed016f2 100644
--- a/ffi/CHANGELOG.md
+++ b/ffi/CHANGELOG.md
@@ -2,6 +2,16 @@
 
 After v1.0.3, version numbers are shared between esplugin and esplugin-ffi.
 
+## [5.0.0] - 2024-05-02
+
+### Changed
+
+- Updated to esplugin v5.0.0.
+
+### Removed
+
+- The `ffi-headers` build feature: if you want to generate C or C++ headers, install and run cbindgen separately.
+
 ## [4.1.1] - 2023-12-06
 
 ### Changed
diff --git a/ffi/Cargo.toml b/ffi/Cargo.toml
index e9873ce..fb71ba8 100644
--- a/ffi/Cargo.toml
+++ b/ffi/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "esplugin-ffi"
-version = "4.1.1"
+version = "5.0.0"
 authors = ["Oliver Hamlet <oliver@ortham.io>"]
 description = "A wrapper library providing a C FFI for esplugin."
 documentation = "https://docs.rs/esplugin-ffi"
@@ -16,7 +16,7 @@ exclude = [
 ]
 
 [dependencies]
-esplugin = { version = "4.1.1", path = ".." }
+esplugin = { version = "5.0.0", path = ".." }
 libc = "0.2"
 
 [lib]