diff --git a/BaseTools/Bin/iasl_ext_dep.yaml b/BaseTools/Bin/iasl_ext_dep.yaml
index 1d81e89cf3..ea2bc315d1 100644
--- a/BaseTools/Bin/iasl_ext_dep.yaml
+++ b/BaseTools/Bin/iasl_ext_dep.yaml
@@ -14,8 +14,8 @@
   "id": "iasl-ci-1",
   "scope": "cibuild",
   "type": "nuget",
-  "name": "iasl",
-  "source": "https://api.nuget.org/v3/index.json",
-  "version": "20190215.0.0",
+  "name": "edk2-acpica-iasl",
+  "source": "https://pkgs.dev.azure.com/projectmu/acpica/_packaging/mu_iasl/nuget/v3/index.json",
+  "version": "20200717.0.0",
   "flags": ["set_path", "host_specific"]
 }