diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0fcc35271e..ff4be1ef5c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## Version 1.56.0 (2026-04-28)
 
 ### Dynamic control
 
diff --git a/docs/apidiffs/current_vs_latest/opentelemetry-aws-xray.txt b/docs/apidiffs/current_vs_latest/opentelemetry-aws-xray.txt
index d52cab840e..c26c757294 100644
--- a/docs/apidiffs/current_vs_latest/opentelemetry-aws-xray.txt
+++ b/docs/apidiffs/current_vs_latest/opentelemetry-aws-xray.txt
@@ -1,2 +1,2 @@
-Comparing source compatibility of opentelemetry-aws-xray-1.56.0-SNAPSHOT.jar against opentelemetry-aws-xray-1.55.0.jar
+Comparing source compatibility of opentelemetry-aws-xray-1.56.0.jar against opentelemetry-aws-xray-1.55.0.jar
 No changes.
\ No newline at end of file
diff --git a/version.gradle.kts b/version.gradle.kts
index 4d45296ac9..0242fd1b2f 100644
--- a/version.gradle.kts
+++ b/version.gradle.kts
@@ -1,5 +1,5 @@
-val stableVersion = "1.56.0-SNAPSHOT"
-val alphaVersion = "1.56.0-alpha-SNAPSHOT"
+val stableVersion = "1.56.0"
+val alphaVersion = "1.56.0-alpha"
 val tagVersion by extra { "v$stableVersion" }
 
 allprojects {