diff --git a/CHANGELOG.md b/CHANGELOG.md
index 81d6b66..58115b0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,2 +1,3 @@
 ## Unreleased
 * Hide navigation bar items if there are no games/purchases/sessions
+* Set default version to "git-main" to indicate development environment
diff --git a/src/web/tracker/templatetags/version.py b/src/web/tracker/templatetags/version.py
index 054c854..2bbfc25 100644
--- a/src/web/tracker/templatetags/version.py
+++ b/src/web/tracker/templatetags/version.py
@@ -15,4 +15,4 @@ def version_date():
 
 @register.simple_tag
 def version():
-    return os.environ.get("VERSION_NUMBER", "UNKNOWN VERSION")
+    return os.environ.get("VERSION_NUMBER", "git-main")