diff --git a/site/layouts/partials/header.html b/site/layouts/partials/header.html
index d7ae1830..bced33af 100644
--- a/site/layouts/partials/header.html
+++ b/site/layouts/partials/header.html
@@ -24,7 +24,7 @@
     <link href="{{"css/overrides.css" | relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}" rel="stylesheet">
     <link href="https://fonts.googleapis.com/css?family=Almendra:700,400" rel="stylesheet">
 
-    <script src="{{"js/jquery-2.x.min.js"| relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}"></script>
+    <script src="{{"js/jquery-3.5.0.min.js"| relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}"></script>
     
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{ 
diff --git a/site/themes/learn/layouts/partials/header.html b/site/themes/learn/layouts/partials/header.html
index 2f1c569e..da7694da 100644
--- a/site/themes/learn/layouts/partials/header.html
+++ b/site/themes/learn/layouts/partials/header.html
@@ -21,7 +21,7 @@
       <link href="{{(printf "css/theme-%s.css" .) | relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}" rel="stylesheet">
     {{end}}
 
-    <script src="{{"js/jquery-2.x.min.js"| relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}"></script>
+    <script src="{{"js/jquery-3.5.0.min.js"| relURL}}{{ if $assetBusting }}?{{ now.Unix }}{{ end }}"></script>
     
     <style type="text/css">
       :root #header + #content > #left > #rlblock_left{ 
diff --git a/site/themes/learn/static/js/jquery-2.x.min.js b/site/themes/learn/static/js/jquery-2.x.min.js
deleted file mode 100644
index b8c4187d..00000000
--- a/site/themes/learn/static/js/jquery-2.x.min.js
+++ /dev/null
@@ -1,4 +0,0 @@
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