Index: tools/build/cfa.m4
===================================================================
--- tools/build/cfa.m4	(revision 8e860a77fa3346fad79afe13ed44f8c8970444b8)
+++ tools/build/cfa.m4	(revision f45772e5fc7588ce4b4d41eec7a4b10562a2475f)
@@ -67,5 +67,5 @@
 		"x86_64"     ) cannon_arch_name="x64";;
 		"aarch64"    ) cannon_arch_name="arm64";;
-		"arm64"       ) cannon_arch_name="arm64";;
+		"arm64"      ) cannon_arch_name="arm64";;
 		"ARM64"      ) cannon_arch_name="arm64";;
 		"x86"        ) cannon_arch_name="x86";;