diff --git a/CHANGELOG.md b/CHANGELOG.md
index a7bdec5f..d47f56d8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-X.Y.Z Release notes (YYYY-MM-DD)
+1.0.0 Release notes (2024-01-08)
 =============================================================
 
 ### Fixed
@@ -35,7 +35,7 @@ X.Y.Z Release notes (YYYY-MM-DD)
 * Fileformat: Generates files with format v23. Reads and automatically upgrade from fileformat v5.
 
 ### Internals
-* None
+* Upgraded to Core v13.25.1
 
 ----------------------------------------------
 
diff --git a/Package.swift b/Package.swift
index fdd0640a..6ebbb07a 100644
--- a/Package.swift
+++ b/Package.swift
@@ -2,7 +2,7 @@
 
 import PackageDescription
 
-let sdkVersion = Version("0.6.1")
+let sdkVersion = Version("1.0.0")
 let coreVersion = Version("13.25.1")
 
 var cxxSettings: [CXXSetting] = [
diff --git a/dependencies.list b/dependencies.list
index d107ce25..4ff12689 100644
--- a/dependencies.list
+++ b/dependencies.list
@@ -1 +1 @@
-VERSION=0.6.1
\ No newline at end of file
+VERSION=1.0.0
\ No newline at end of file