diff --git a/README.md b/README.md
index 6e48212818..7b76c11ab8 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,8 @@ Rhino is licensed under the [MPL 2.0](./LICENSE.txt).
 <tr><td><a href="https://github.com/mozilla/rhino/releases/tag/Rhino1_7_7_RELEASE">Rhino 1.7.7</a></td><td>June 17, 2015</td></tr>
 <tr><td><a href="https://github.com/mozilla/rhino/releases/tag/Rhino1_7_7_1_RELEASE">Rhino 1.7.7.1</a></td><td>February 2, 2016</td></tr>
 <tr><td><a href="https://github.com/mozilla/rhino/releases/tag/Rhino1_7_7_2_Release">Rhino 1.7.7.2</a></td><td>August 24, 2017</td></tr>
+<tr><td><a href="https://github.com/mozilla/rhino/releases/tag/Rhino1_7_8_Release">Rhino 1.7.8</a></td><td>January 22, 2018</td></tr>
+
 </table>
 
 [Release Notes](./RELEASE-NOTES.md) for recent releases.
@@ -78,8 +80,8 @@ mavenReleaseRepo=
 
 Rhino can run as a stand-alone interpreter from the command line:
 ```
-java -jar buildGradle/libs/rhino-1.7.7.2.jar
-Rhino 1.7.7.2 2017 08 24
+java -jar buildGradle/libs/rhino-1.7.8.jar
+Rhino 1.7.8 2017 08 24
 js> print('Hello, World!');
 Hello, World!
 js>
diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index e34e9ae612..d0cf77e10a 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -1,5 +1,5 @@
-# Rhino 1.7.8-RC1
-## December 22, 2017
+# Rhino 1.7.8
+## January 22, 2018
 
 Most important changes in this release:
 
@@ -41,6 +41,8 @@ backward compatibility
 ArrayIndexOutOfBoundsException
 [Issue 295](https://github.com/mozilla/rhino/issues/295) Change WrapFactory to only wrap
 "true" primitive types and not subclasses.
+[Issue 377](https://github.com/mozilla/rhino/issues/377) Context initialization in 
+"sealed" mode failed for ES6 language level.
 [PR102](https://github.com/mozilla/rhino/pull/102) Fix regexp parsing for "/0{0/"
 [PR108](https://github.com/mozilla/rhino/pull/108) Attach jsdoc nodes to function params.
 [PR 169](https://github.com/mozilla/rhino/pull/169) Enable calling default method
@@ -49,6 +51,8 @@ on Java 8.
 [PR353](https://github.com/mozilla/rhino/pull/353) Member box call error.
 [PR355](https://github.com/mozilla/rhino/pull/358) Support array-like parameters to 
 Function.prototype.apply().
+[PR372](https://github.com/mozilla/rhino/pull/372) Improve test262 integration and enable
+many more tests.
 
 # Rhino 1.7.7.2
 ## August 24, 2017
diff --git a/gradle.properties b/gradle.properties
index 20f97318ad..0733849e75 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,7 +1,7 @@
 #Sun, 26 Apr 2015 10:43:55 +0300
 rootProject.name=rhino
 group=org.mozilla
-version=1.7.8-SNAPSHOT
+version=1.7.8
 buildDir=buildGradle
 mavenSnapshotRepo=https://oss.sonatype.org/content/repositories/snapshots
 mavenReleaseRepo=https://oss.sonatype.org/service/local/staging/deploy/maven
diff --git a/maven/maven-pom.xml b/maven/maven-pom.xml
index effb89d458..d16ae6b448 100644
--- a/maven/maven-pom.xml
+++ b/maven/maven-pom.xml
@@ -12,7 +12,7 @@
   <groupId>org.mozilla</groupId>
   <artifactId>rhino</artifactId>
   <name>Mozilla Rhino</name>
-  <version>1.7.8-SNAPSHOT</version>
+  <version>1.7.8</version>
 
   <packaging>jar</packaging>
   <description>
diff --git a/src/manifest b/src/manifest
index badaac6827..e992c5de4e 100644
--- a/src/manifest
+++ b/src/manifest
@@ -1,6 +1,6 @@
 Manifest-Version: 1.0
 Main-Class: org.mozilla.javascript.tools.shell.Main
-Implementation-Version: 1.7.8-SNAPSHOT
-Implementation-Title: Mozilla Rhino 1.7.8 SNAPSHOT
+Implementation-Version: 1.7.8
+Implementation-Title: Mozilla Rhino 1.7.8
 Implementation-Vendor: Mozilla Foundation
 Implementation-URL: http://www.mozilla.org/rhino