diff --git a/build.gradle b/build.gradle
index 4323564b869..a1d3e6cd5c8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ archivesBaseName = "grails-docs"
 
 ext.checkOutDir = "${buildDir.path}/checkout"
 ext.outputDir = "${buildDir.path}/docs"
-ext.githubBranch = "master"
+ext.githubBranch = "3.0.x"
 
 ext.explicitGrailsHome = System.getProperty("grails.home")
 ext.grailsHome = explicitGrailsHome ? file(explicitGrailsHome).absolutePath : "$checkOutDir/grails-src"