diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@
 
 set(KJOTS_VERSION "5.0.2")
 
-set(KF5_VERSION "5.69.0")
+set(KF5_VERSION "5.70.0")
 # Only what is in Applications/15.12
 set(KDEPIMLIBS_LIB_VERSION "5.1.0")
 set(KMIME_LIB_VERSION "4.87.0")
diff --git a/src/kjotsedit.cpp b/src/kjotsedit.cpp
--- a/src/kjotsedit.cpp
+++ b/src/kjotsedit.cpp
@@ -63,7 +63,8 @@
                        | FullListSupport
                        | SupportAlignment
                        | SupportRuleLine
-                       | SupportFormatPainting);
+                       | SupportFormatPainting
+                       | SupportHeading);
 
     setFocusPolicy(Qt::StrongFocus);
 }
diff --git a/src/kjotspartui.rc b/src/kjotspartui.rc
--- a/src/kjotspartui.rc
+++ b/src/kjotspartui.rc
@@ -27,6 +27,8 @@
       <Action name="format_text_foreground_color"/>
       <Action name="format_text_background_color"/>
       <Separator lineSeparator="true"/>
+      <Action name="format_heading_level"/>
+      <Separator lineSeparator="true"/>
       <Action name="format_align_left"/>
       <Action name="format_align_center"/>
       <Action name="format_align_right"/>
@@ -97,6 +99,7 @@
   <Action name="format_painter"/>
 </ToolBar>
 <ToolBar name="formatToolBar" iconText="icononly"><text>Format Toolbar</text>
+    <Action name="format_heading_level"/>
     <Separator lineSeparator="true"/>
     <Action name="format_align_left"/>
     <Action name="format_align_center"/>
diff --git a/src/kjotsui.rc b/src/kjotsui.rc
--- a/src/kjotsui.rc
+++ b/src/kjotsui.rc
@@ -27,6 +27,8 @@
       <Action name="format_text_foreground_color"/>
       <Action name="format_text_background_color"/>
       <Separator lineSeparator="true"/>
+      <Action name="format_heading_level"/>
+      <Separator lineSeparator="true"/>
       <Action name="format_align_left"/>
       <Action name="format_align_center"/>
       <Action name="format_align_right"/>
@@ -94,6 +96,7 @@
   <Action name="format_painter"/>
 </ToolBar>
 <ToolBar name="formatToolBar" iconText="icononly"><text>Format Toolbar</text>
+    <Action name="format_heading_level"/>
     <Separator lineSeparator="true"/>
     <Action name="format_align_left"/>
     <Action name="format_align_center"/>