diff --git a/.gitignore b/.gitignore
index a4c424cb4d..7a193f890a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,5 +2,10 @@
 *.o
 *.mod
 *.log
+src/openmc
+
 # emacs backups
-*~
\ No newline at end of file
+*~
+
+# Documentation builds
+docs/build
\ No newline at end of file