diff --git a/src/main/java/org/olat/core/commons/fullWebApp/_content/fullwebapplayout.html b/src/main/java/org/olat/core/commons/fullWebApp/_content/fullwebapplayout.html
index 672505d7b542fd02ddaa6c3ecf8de73dc02ec44f..f33c05cb74c0f1e4e732bf88d5c52d8c9cdc293b 100644
--- a/src/main/java/org/olat/core/commons/fullWebApp/_content/fullwebapplayout.html
+++ b/src/main/java/org/olat/core/commons/fullWebApp/_content/fullwebapplayout.html
@@ -51,7 +51,7 @@ function o_start() {
 	o_info.initialPageLoadFinished = true;
 }
 function o_mathjax(fct_success) {
-	jQuery.ajax("${r.mathJaxCdn()}2.6-latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML", {
+	jQuery.ajax("${r.mathJaxCdn()}MathJax.js?config=TeX-AMS-MML_HTMLorMML", {
 		cache: true,
 		dataType: "script",
 		success: function() {
diff --git a/src/main/java/org/olat/core/gui/control/generic/iframe/IFrameDeliveryMapper.java b/src/main/java/org/olat/core/gui/control/generic/iframe/IFrameDeliveryMapper.java
index baaec9eb8a8775536b4a6cbdf3336116f0b721f2..a8bc83efecc0382e6353eb5cc5e004f50ca5d39e 100644
--- a/src/main/java/org/olat/core/gui/control/generic/iframe/IFrameDeliveryMapper.java
+++ b/src/main/java/org/olat/core/gui/control/generic/iframe/IFrameDeliveryMapper.java
@@ -600,7 +600,7 @@ public class IFrameDeliveryMapper implements Mapper {
 		public void appendJsMath() {
 			append("<script type=\"text/javascript\" src=\"");
 			append(WebappHelper.getMathJaxCdn());
-			append("2.6-latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML\"></script>\n");
+			append("MathJax.js?config=TeX-AMS-MML_HTMLorMML\"></script>\n");
 			append("<script type=\"text/javascript\">\n");
 			append("MathJax.Hub.Config({\n");	
 			append(" extensions: [\"jsMath2jax.js\"],\n");
diff --git a/src/main/resources/serviceconfig/olat.properties b/src/main/resources/serviceconfig/olat.properties
index 9aa736d1e23f6c62d2647cf28e291aefaefdea4a..27a00091f99daf45e249aeac12f39c8685218f9b 100644
--- a/src/main/resources/serviceconfig/olat.properties
+++ b/src/main/resources/serviceconfig/olat.properties
@@ -536,7 +536,7 @@ allow.cross.origin.domain.values=*,www.frentix.com
 # MathJAX CDN
 ########################################################################
 
-mathjax.cdn=//cdn.mathjax.org/mathjax/
+mathjax.cdn=//mathjax.openolat.org/mathjax/2.7-latest/
 
 ########################################################################
 # Database settings