diff --git a/build.gradle b/build.gradle
index 1f0924c03..5646508bf 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,7 +3,7 @@ import com.nwalsh.gradle.saxon.SaxonXsltTask
 
 buildscript {
     dependencies {
-        classpath group: 'net.sf.saxon', name: 'Saxon-HE', version: '12.5'
+        classpath group: 'net.sf.saxon', name: 'Saxon-HE', version: '12.6'
     }
 }