diff --git a/pkgs/data/misc/cacert/setup-hook.sh b/pkgs/data/misc/cacert/setup-hook.sh
index ff68bf0e180..b704a6a919e 100644
--- a/pkgs/data/misc/cacert/setup-hook.sh
+++ b/pkgs/data/misc/cacert/setup-hook.sh
@@ -2,5 +2,4 @@ cacertHook() {
     export SSL_CERT_FILE=@out@/etc/ssl/certs/ca-bundle.crt
 }
 
-envHooks+=(cacertHook)
-crossEnvHooks+=(cacertHook)
+addEnvHooks "$targetOffset" cacertHook