diff --git a/tools/build/make.py b/tools/build/make.py
index 5c483e8b45be..1cca5b14ec70 100755
--- a/tools/build/make.py
+++ b/tools/build/make.py
@@ -55,7 +55,7 @@ mach_indep_targets = [
     "cleanuniverse",
     "universe",
     "universe-toolchain",
-    "tinderbox"
+    "tinderbox",
     "worlds",
     "kernels",
     "kernel-toolchains",