diff --git a/.gitignore b/.gitignore
index 5d46283..26aaade 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,12 @@
 bin/echo
+bin/false
 bin/id
+bin/lowercase
 bin/nutshell
+bin/roll
+bin/simexec
 bin/sysexits
+build/*
 include/sysexits.h
 lib/*.o
+src/*.o