diff --git a/git-gui/git-gui.sh b/git-gui/git-gui.sh
index 4610e4c..49bd86e 100755
--- a/git-gui/git-gui.sh
+++ b/git-gui/git-gui.sh
@@ -2600,12 +2600,12 @@
 			update_indexinfo \
 				"Unstaging [short_path $path] from commit" \
 				[list $path] \
-				[concat $after [list ui_ready]]
+				[concat $after {ui_ready;}]
 		} elseif {$w eq $ui_workdir} {
 			update_index \
 				"Adding [short_path $path]" \
 				[list $path] \
-				[concat $after [list ui_ready]]
+				[concat $after {ui_ready;}]
 		}
 	} else {
 		set selected_paths($path) 1
@@ -3928,6 +3928,8 @@
 bind $ui_comm <$M1B-Key-equal> {show_more_context;break}
 bind $ui_comm <$M1B-Key-plus> {show_more_context;break}
 bind $ui_comm <$M1B-Key-KP_Add> {show_more_context;break}
+bind $ui_comm <$M1B-Key-BackSpace> {event generate %W <Meta-Delete>;break}
+bind $ui_comm <$M1B-Key-Delete> {event generate %W <Meta-d>;break}
 
 bind $ui_diff <$M1B-Key-x> {tk_textCopy %W;break}
 bind $ui_diff <$M1B-Key-X> {tk_textCopy %W;break}
diff --git a/git-gui/lib/index.tcl b/git-gui/lib/index.tcl
index 1fc5b42..d2ec24b 100644
--- a/git-gui/lib/index.tcl
+++ b/git-gui/lib/index.tcl
@@ -60,7 +60,7 @@
 
 	$::main_status stop_all
 	unlock_index
-	rescan [concat $after [list ui_ready]] 0
+	rescan [concat $after {ui_ready;}] 0
 }
 
 proc update_indexinfo {msg path_list after} {
@@ -314,7 +314,7 @@
 		update_indexinfo \
 			$txt \
 			$path_list \
-			[concat $after [list ui_ready]]
+			[concat $after {ui_ready;}]
 	}
 }
 
@@ -366,7 +366,7 @@
 		update_index \
 			$txt \
 			$path_list \
-			[concat $after {ui_status [mc "Ready to commit."]}]
+			[concat $after {ui_status [mc "Ready to commit."];}]
 	}
 }
 
diff --git a/git-gui/lib/mergetool.tcl b/git-gui/lib/mergetool.tcl
index 120bc40..e688b01 100644
--- a/git-gui/lib/mergetool.tcl
+++ b/git-gui/lib/mergetool.tcl
@@ -59,7 +59,7 @@
 	update_index \
 		[mc "Adding resolution for %s" [short_path $path]] \
 		[list $path] \
-		[concat $after [list ui_ready]]
+		[concat $after {ui_ready;}]
 }
 
 proc merge_force_stage {stage} {