diff --git a/configs/sites/macos.default/packages.yaml b/configs/sites/macos.default/packages.yaml
index 08c7436e1..f08498c65 100644
--- a/configs/sites/macos.default/packages.yaml
+++ b/configs/sites/macos.default/packages.yaml
@@ -1,10 +1,9 @@
 packages:
+  cairo:
+    variants: ~png ~svg
+  git:
+    buildable: false
   libiconv:
     buildable: false
-    externals:
-    - spec: libiconv@1.17
-      prefix: /usr
   wgrib2:
     variants: ~openmp
-  cairo:
-    variants: ~png ~svg