diff --git a/app/views/goals/show.html.erb b/app/views/goals/show.html.erb
index 602f546d8..4dd758b1c 100644
--- a/app/views/goals/show.html.erb
+++ b/app/views/goals/show.html.erb
@@ -62,6 +62,14 @@
           <% menu.with_item(variant: "button", text: t(".resume"), icon: "play", href: resume_goal_path(@goal), method: :patch) %>
         <% end %>
         <% if @goal.may_complete? %>
+          <% complete_body = if @goal.progress_percent < 100
+                              t(".confirm_complete_body_short",
+                                progress: @goal.progress_percent,
+                                saved: @goal.current_balance_money.format(precision: 0),
+                                target: @goal.target_amount_money.format(precision: 0))
+                            else
+                              t(".confirm_complete_body")
+                            end %>
           <% menu.with_item(
                variant: "button",
                text: t(".complete"),
@@ -70,7 +78,7 @@
                method: :patch,
                confirm: CustomConfirm.new(
                  title: t(".confirm_complete_title"),
-                 body: t(".confirm_complete_body"),
+                 body: complete_body,
                  btn_text: t(".confirm_complete_cta")
                )
              ) %>
diff --git a/config/locales/views/goals/en.yml b/config/locales/views/goals/en.yml
index ef2db243c..345a5efd1 100644
--- a/config/locales/views/goals/en.yml
+++ b/config/locales/views/goals/en.yml
@@ -146,6 +146,7 @@ en:
         adjust_target_cta: Adjust target instead
       confirm_complete_title: Mark this goal complete?
       confirm_complete_body: It leaves the Ongoing list. You can still archive or restore it later.
+      confirm_complete_body_short: "You're at %{progress}% — %{saved} of %{target}. Marking complete records this as your achievement instead of the original target. Continue, or close this and adjust the target instead?"
       confirm_complete_cta: Mark complete
       confirm_archive_title: Archive this goal?
       confirm_archive_body: Archived goals disappear from the main list. You can restore them later.