diff --git a/theme/arialist/style/core.css b/theme/arialist/style/core.css
index 020fc164a10..78490732d0a 100644
--- a/theme/arialist/style/core.css
+++ b/theme/arialist/style/core.css
@@ -21,6 +21,11 @@ h2,h3,h4,h5,h6 {
     font-weight: normal;
 }
 
+h2.helpheading {
+    color: #333;
+    font-weight: bold;
+}
+
 blockquote {
     border-left:1px solid #eee;
     padding-left:15px;
diff --git a/theme/brick/style/core.css b/theme/brick/style/core.css
index 3a32b7da600..6d935fef270 100644
--- a/theme/brick/style/core.css
+++ b/theme/brick/style/core.css
@@ -137,6 +137,11 @@ h2,h3,h4,h5,h6 {
     font-weight: normal;
 }
 
+h2.helpheading {
+    color: #333;
+    font-weight: bold;
+}
+
 blockquote {
     border-left: 1px solid #eee;
     padding-left: 15px;
diff --git a/theme/fusion/style/core.css b/theme/fusion/style/core.css
index 47bb5635ef1..ae3962ab536 100644
--- a/theme/fusion/style/core.css
+++ b/theme/fusion/style/core.css
@@ -82,6 +82,12 @@ h2{
   letter-spacing: -0.04em;
 }
 
+h2.helpheading {
+  font-family: "Lucida Grande", "Lucida Sans Unicode", Arial, Helvetica, Sans, FreeSans, Jamrul, Garuda, Kalimati;
+    line-height: 1.5;
+    color: #333;
+}
+
 h3{
   font-family: "Lucida Grande", "Lucida Sans Unicode", Arial, Helvetica, Sans, FreeSans, Jamrul, Garuda, Kalimati;
   font-size: 150%;
diff --git a/theme/upgrade.txt b/theme/upgrade.txt
index a869d16a90c..cd0098f7587 100644
--- a/theme/upgrade.txt
+++ b/theme/upgrade.txt
@@ -1,6 +1,11 @@
 This files describes API changes in /theme/* themes,
 information provided here is intended especially for theme designer.
 
+=== 2.5 ===
+
+DOM changes:
+* changed the h1 title in the help popup to a h2.
+
 === 2.4 ===
 
 required changes: