diff --git a/README.md b/README.md
index 33d79d37b749..db99a258d0e2 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ This repository is the home of the next generation of JUnit, _JUnit 5_.
 
 - General Availability (GA): [JUnit 5.2.0](https://github.com/junit-team/junit5/releases/tag/r5.2.0)
 (April 29, 2018).
-- Preview (Milestone/Release Candidate): N/A
+- Preview (Milestone/Release Candidate): [JUnit 5.3.0 M1](https://github.com/junit-team/junit5/releases/tag/r5.3.0-M1)
 
 ## Documentation
 
@@ -88,7 +88,7 @@ See also <http://repo1.maven.org/maven2/org/junit/> for releases and <https://os
 ### JUnit Platform
 
 - **Group ID**: `org.junit.platform`
-- **Version**: `1.2.0` or `1.3.0-SNAPSHOT`
+- **Version**: `1.2.0` or `1.3.0-M1` or `1.3.0-SNAPSHOT`
 - **Artifact IDs** and **Automatic-Module-Name**:
   - `junit-platform-commons` (`org.junit.platform.commons`)
   - `junit-platform-console` (`org.junit.platform.console`)
@@ -102,7 +102,7 @@ See also <http://repo1.maven.org/maven2/org/junit/> for releases and <https://os
 ### JUnit Jupiter
 
 - **Group ID**: `org.junit.jupiter`
-- **Version**: `5.2.0` or `5.3.0-SNAPSHOT`
+- **Version**: `5.2.0` or `5.3.0-M1` or `5.3.0-SNAPSHOT`
 - **Artifact IDs** and **Automatic-Module-Name**:
   - `junit-jupiter-api` (`org.junit.jupiter.api`)
   - `junit-jupiter-engine` (`org.junit.jupiter.engine`)
@@ -112,7 +112,7 @@ See also <http://repo1.maven.org/maven2/org/junit/> for releases and <https://os
 ### JUnit Vintage
 
 - **Group ID**: `org.junit.vintage`
-- **Version**: `5.2.0` or `5.3.0-SNAPSHOT`
+- **Version**: `5.2.0` or `5.3.0-M1` or `5.3.0-SNAPSHOT`
 - **Artifact ID** and **Automatic-Module-Name**:
   - `junit-vintage-engine` (`org.junit.vintage.engine`)
 
@@ -120,7 +120,7 @@ See also <http://repo1.maven.org/maven2/org/junit/> for releases and <https://os
 
 - **Group ID**: `org.junit`
 - **Artifact ID** `junit-bom`
-- **Version**: `5.2.0` or `5.3.0-SNAPSHOT`
+- **Version**: `5.2.0` or `5.3.0-M1` or `5.3.0-SNAPSHOT`
 
 ## Java Module Names
 
diff --git a/documentation/src/docs/asciidoc/release-notes/release-notes-5.3.0-M1.adoc b/documentation/src/docs/asciidoc/release-notes/release-notes-5.3.0-M1.adoc
index 3396c778fc9a..2bd65d262685 100644
--- a/documentation/src/docs/asciidoc/release-notes/release-notes-5.3.0-M1.adoc
+++ b/documentation/src/docs/asciidoc/release-notes/release-notes-5.3.0-M1.adoc
@@ -1,7 +1,7 @@
 [[release-notes-5.3.0-M1]]
 == 5.3.0-M1
 
-*Date of Release:* ❓
+*Date of Release:* June 24, 2018
 
 *Scope:* Parallel test execution, output capturing, test sources for dynamic tests as well
 as various minor improvements and bug fixes.
@@ -72,10 +72,6 @@ on GitHub.
     many tests as possible while still informing the user of containers and tests that
     could not be properly discovered.
 
-==== Deprecations and Breaking Changes
-
-* ❓
-
 ==== New Features and Improvements
 
 * Experimental support for parallel test execution. By default, tests are still executed
@@ -98,14 +94,4 @@ on GitHub.
 [[release-notes-5.3.0-M1-junit-vintage]]
 === JUnit Vintage
 
-==== Bug Fixes
-
-* ❓
-
-==== Deprecations and Breaking Changes
-
-* ❓
-
-==== New Features and Improvements
-
-* ❓
+No changes.
diff --git a/gradle.properties b/gradle.properties
index 86f16c916866..c3b120065064 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,15 +1,15 @@
 group               = org.junit
-version             = 5.3.0-SNAPSHOT
+version             = 5.3.0-M1
 
 jupiterGroup        = org.junit.jupiter
 jupiterBaseline     = 5.2.0
 
 platformGroup       = org.junit.platform
-platformVersion     = 1.3.0-SNAPSHOT
+platformVersion     = 1.3.0-M1
 platformBaseline    = 1.2.0
 
 vintageGroup        = org.junit.vintage
-vintageVersion      = 5.3.0-SNAPSHOT
+vintageVersion      = 5.3.0-M1
 vintageBaseline     = 5.2.0
 
 # --release release