diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 9e8ec95c3c..ed41ddeb8d 100644
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -2580,7 +2580,7 @@ _git_submodule ()
 {
 	__git_has_doubledash && return
 
-	local subcommands="add status init deinit update summary foreach sync"
+	local subcommands="add status init deinit update summary foreach sync absorbgitdirs"
 	local subcommand="$(__git_find_on_cmdline "$subcommands")"
 	if [ -z "$subcommand" ]; then
 		case "$cur" in