diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 0e16f017a4..539d7f84f3 100644
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -1250,7 +1250,8 @@ _git_checkout ()
 	--*)
 		__gitcomp "
 			--quiet --ours --theirs --track --no-track --merge
-			--conflict= --orphan --patch
+			--conflict= --orphan --patch --detach --ignore-skip-worktree-bits
+			--recurse-submodules --no-recurse-submodules
 			"
 		;;
 	*)
diff --git a/t/t9902-completion.sh b/t/t9902-completion.sh
index 2cb999ecfa..fc614dcbfa 100755
--- a/t/t9902-completion.sh
+++ b/t/t9902-completion.sh
@@ -1245,6 +1245,10 @@ test_expect_success 'double dash "git checkout"' '
 	--conflict=
 	--orphan Z
 	--patch Z
+	--detach Z
+	--ignore-skip-worktree-bits Z
+	--recurse-submodules Z
+	--no-recurse-submodules Z
 	EOF
 '