diff --git a/modules/ui/commit.js b/modules/ui/commit.js
index 435ea61b4..62ca53989 100644
--- a/modules/ui/commit.js
+++ b/modules/ui/commit.js
@@ -65,7 +65,6 @@ export function uiCommit(context) {
             tags = {
                 comment: context.storage('comment') || '',
                 created_by: ('iD ' + context.version).substr(0, 255),
-                imagery_used: context.history().imageryUsed().join(';').substr(0, 255),
                 host: detected.host.substr(0, 255),
                 locale: detected.locale.substr(0, 255)
             };
@@ -83,6 +82,8 @@ export function uiCommit(context) {
         }
 
         tags = _clone(changeset.tags);
+        tags.imagery_used = context.history().imageryUsed().join(';').substr(0, 255);
+        changeset = changeset.update({ tags: tags });
 
         var header = selection.selectAll('.header')
             .data([0]);