diff --git a/src/Makefile b/src/Makefile
index 72096fb..2453986 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,4 +1,4 @@
-files = pebblisp.c tokens.c object.c env.c platform/unix.c
+files = pebblisp.c tokens.c object.c env.c
 exe = pebblisp
 
 all: