diff --git a/spcd/bootstrap.sh b/spcd/bootstrap.sh
index bbd87a9..5d56ad3 100644
--- a/spcd/bootstrap.sh
+++ b/spcd/bootstrap.sh
@@ -32,9 +32,9 @@
 [ -n "${SPCD_URL_PYTHON}" ] ||
     SPCD_URL_PYTHON="https://pypi.org/simple"
 [ -n "${SPCD_URL_ROCKY}" ] ||
-    SPCD_URL_ROCKY="https://dl.rockylinux.org"
+    SPCD_URL_ROCKY="https://dl.rockylinux.org/\$contentdir"
 [ -n "${SPCD_URL_UBUNTU}" ] ||
-    SPCD_URL_UBUNTU="https://ubuntu.mirrors.ovh.net"
+    SPCD_URL_UBUNTU="https://ubuntu.mirrors.ovh.net/ubuntu"
 
 # ╭───────────╮
 # │ internals │