diff --git a/.gitignore b/.gitignore
index cf6f2d83..e4e2c78f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,6 @@
 *.o
+*.metaproj
+*.3dm
 
 # output from example_test
 example_test_log_*.txt