diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0afb253a076..b72a388ac28 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 1.5.6 (Upcoming)
+## 1.5.6 (May 1, 2020)
 
 ### BACKWARDS INCOMPATIBILITIES:
 * core/hcl2: HCL2 singular blocks: use key/value or name/value depending on how
diff --git a/version/version.go b/version/version.go
index 3c4e91ecf2b..865258a52a1 100644
--- a/version/version.go
+++ b/version/version.go
@@ -14,7 +14,7 @@ const Version = "1.5.6"
 // A pre-release marker for the version. If this is "" (empty string)
 // then it means that it is a final release. Otherwise, this is a pre-release
 // such as "dev" (in development), "beta", "rc1", etc.
-const VersionPrerelease = "dev"
+const VersionPrerelease = ""
 
 func FormattedVersion() string {
 	var versionString bytes.Buffer
diff --git a/website/data/version.js b/website/data/version.js
index f13e3343987..f76dc146faa 100644
--- a/website/data/version.js
+++ b/website/data/version.js
@@ -1 +1 @@
-export default '1.5.5'
+export default '1.5.6'