diff --git a/pkg/controller/inbox/compose.go b/pkg/controller/inbox/compose.go
index 490047b..94e6ce4 100644
--- a/pkg/controller/inbox/compose.go
+++ b/pkg/controller/inbox/compose.go
@@ -41,12 +41,6 @@ func Compose() http.HandlerFunc {
 			return
 		}
 
-		// If we already have a thread open with them, go to that instead of the stand-alone compose page.
-		if msgID, ok := models.HasMessageThread(currentUser, user); ok {
-			templates.Redirect(w, fmt.Sprintf("/messages/read/%d", msgID))
-			return
-		}
-
 		// POSTing?
 		if r.Method == http.MethodPost {
 			var (
@@ -75,6 +69,12 @@ func Compose() http.HandlerFunc {
 			return
 		}
 
+		// If we already have a thread open with them, go to that instead of the stand-alone compose page.
+		if msgID, ok := models.HasMessageThread(currentUser, user); ok {
+			templates.Redirect(w, fmt.Sprintf("/messages/read/%d", msgID))
+			return
+		}
+
 		// On GET request (come from a user profile page):
 		// Do not allow a shy user to initiate DMs with a non-shy one.
 		var (