diff --git a/plat/osx386/include/build.lua b/plat/osx386/include/build.lua
index 164e2b44a..2f80c1257 100644
--- a/plat/osx386/include/build.lua
+++ b/plat/osx386/include/build.lua
@@ -1,7 +1,4 @@
-simplerule {
+installable {
 	name = "headers",
-	deps = { "plat/osx/include+headers" },
-	ins = {},
-	outs = {},
-	commands = {},
+	map = { "plat/osx/include+pkg" }
 }
diff --git a/plat/osxppc/include/build.lua b/plat/osxppc/include/build.lua
index 164e2b44a..2058eb2cc 100644
--- a/plat/osxppc/include/build.lua
+++ b/plat/osxppc/include/build.lua
@@ -1,7 +1,4 @@
-simplerule {
+installable {
 	name = "headers",
-	deps = { "plat/osx/include+headers" },
-	ins = {},
-	outs = {},
-	commands = {},
-}
+	map = { "plat/osx/include+pkg" }
+}
\ No newline at end of file