diff --git a/pkg/bin/generate-completion.pl b/pkg/bin/generate-completion.pl
index 85ae3b8..d3e423c 100644
--- a/pkg/bin/generate-completion.pl
+++ b/pkg/bin/generate-completion.pl
@@ -82,11 +82,6 @@ sub generate_zsh {
 
 # DO NOT EDIT. This file generated by pkg/bin/generate-completion.pl.
 
-if [[ -z $GIT_SUBREPO_ROOT ]]; then
-	echo 'GIT_SUBREPO_ROOT is null; has `/path/to/git-subrepo/.rc` been sourced?'
-	return 3
-fi
-
 _git-subrepo() {
     typeset -A opt_args
     local curcontext="$curcontext" state line context
diff --git a/share/zsh-completion/_git-subrepo b/share/zsh-completion/_git-subrepo
index fc82be2..a8069d9 100644
--- a/share/zsh-completion/_git-subrepo
+++ b/share/zsh-completion/_git-subrepo
@@ -3,11 +3,6 @@
 
 # DO NOT EDIT. This file generated by pkg/bin/generate-completion.pl.
 
-if [[ -z $GIT_SUBREPO_ROOT ]]; then
-	echo 'GIT_SUBREPO_ROOT is null; has `/path/to/git-subrepo/.rc` been sourced?'
-	return 3
-fi
-
 _git-subrepo() {
     typeset -A opt_args
     local curcontext="$curcontext" state line context