diff --git a/gradle/versions.gradle b/gradle/versions.gradle
index 77dd87efc..142da0891 100644
--- a/gradle/versions.gradle
+++ b/gradle/versions.gradle
@@ -6,6 +6,6 @@ version = '2.26.0-SNAPSHOT'
 
 ext.versions = [
 	'xtext': version,
-	'xtext_bootstrap': '2.26.0.M3',
+	'xtext_bootstrap': '2.26.0.RC1',
 	'xtext_gradle_plugin': '3.0.1'
 ]