diff --git a/templates/vanilla-sonoma.pkr.hcl b/templates/vanilla-sonoma.pkr.hcl
index 386f13d..83ca594 100644
--- a/templates/vanilla-sonoma.pkr.hcl
+++ b/templates/vanilla-sonoma.pkr.hcl
@@ -12,7 +12,7 @@ packer {
 }
 
 source "tart-cli" "tart" {
-  from_ipsw    = "https://updates.cdn-apple.com/2025SummerFCS/fullrestores/082-08674/51294E4D-A273-44BE-A280-A69FC347FB87/UniversalMac_15.6_24G84_Restore.ipsw"
+  from_ipsw    = "https://updates.cdn-apple.com/2024SummerFCS/fullrestores/062-52859/932E0A8F-6644-4759-82DA-F8FA8DEA806A/UniversalMac_14.6.1_23G93_Restore.ipsw"
   vm_name      = "sonoma-vanilla"
   cpu_count    = 4
   memory_gb    = 8