diff --git a/.gitignore b/.gitignore
index 2a6211a40a22da15077c01a61fd04c222ee04f72..c122cd7044d0e8e5f7bef9f5ec48cbc9e82187e0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,10 @@
 # Ignore default build directories
 darwin-[234]
 darwin-8bit-[234]
+linux-[234]
+linux-8bit-[234]
+sparc-[234]
+sparc-8bit-[234]
 
 # Ignore files generated by TeX
 src/docs/cmu-user/*.aux