diff --git a/CHANGELOG.md b/CHANGELOG.md
index ca3e87936a8..758aefb68a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -26,6 +26,11 @@
 <!--          addition of notable features. When PATCH is 0 it can      -->
 <!--          be omitted                                                -->
 
+# 5 December 2019
+## ATT&CK Website version 1.0.4
+### Fixes
+- Fixed a typo in the software side-navigation header. See issue [#39](https://github.com/mitre-attack/attack-website/issues/39).
+
 # 2 December 2019
 ## ATT&CK Website version 1.0.3
 ### Improvements
diff --git a/modules/software.py b/modules/software.py
index 55794c4efae..855713c7912 100644
--- a/modules/software.py
+++ b/modules/software.py
@@ -32,10 +32,10 @@ def generate_markdown_files():
     
     data['software_list_len'] = str(len(config.software_list))
 
-    side_menu_data = util.get_side_menu_data("sofware", "/software/", config.software_list)
+    side_menu_data = util.get_side_menu_data("software", "/software/", config.software_list)
     data['side_menu_data'] = side_menu_data
 
-    side_menu_mobile_view_data = util.get_side_menu_mobile_view_data("sofware", "/software/", config.software_list, group_by)
+    side_menu_mobile_view_data = util.get_side_menu_mobile_view_data("software", "/software/", config.software_list, group_by)
     data['side_menu_mobile_view_data'] = side_menu_mobile_view_data
 
     data['software_table'] = get_software_table_data()