diff --git a/.gitignore b/.gitignore
index 9594209..d9a6ac6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 -test
 test
 main
+*.o
\ No newline at end of file
diff --git a/collatz.o b/collatz.o
deleted file mode 100644
index ed55a23..0000000
Binary files a/collatz.o and /dev/null differ