diff --git a/t/lib-httpd/apache.conf b/t/lib-httpd/apache.conf
index f43a25c1f1..9e6892970d 100644
--- a/t/lib-httpd/apache.conf
+++ b/t/lib-httpd/apache.conf
@@ -101,6 +101,8 @@ PassEnv LC_ALL
 Alias /dumb/ www/
 Alias /auth/dumb/ www/auth/dumb/
 
+SetEnv PERL_PATH ${PERL_PATH}
+
 <LocationMatch /smart/>
 	SetEnv GIT_EXEC_PATH ${GIT_EXEC_PATH}
 	SetEnv GIT_HTTP_EXPORT_ALL
diff --git a/t/lib-httpd/apply-one-time-perl.sh b/t/lib-httpd/apply-one-time-perl.sh
index 09a0abdff7..d7f9fed6ae 100644
--- a/t/lib-httpd/apply-one-time-perl.sh
+++ b/t/lib-httpd/apply-one-time-perl.sh
@@ -13,7 +13,7 @@ then
 	export LC_ALL
 
 	"$GIT_EXEC_PATH/git-http-backend" >out
-	perl -pe "$(cat one-time-perl)" out >out_modified
+	"$PERL_PATH" -pe "$(cat one-time-perl)" out >out_modified
 
 	if cmp -s out out_modified
 	then