diff --git a/CHANGELOG.md b/CHANGELOG.md
index bdd1ad7..6928f20 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## 0.0.3 (unreleased)
+1.0.0 (2020-03-24)
 
 - Create a Python client for Alma
 - Handle Order entity for Payment
diff --git a/setup.py b/setup.py
index 1b326a7..6e2b9c9 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@
 # This call to setup() does all the work
 setup(
     name="alma-client",
-    version="0.0.3",
+    version="1.0.0",
     description="Python API client for the Alma Installments API",
     long_description=f"{README}\n\n{CHANGELOG}",
     long_description_content_type="text/markdown",