diff --git a/BitKeeper/etc/ignore b/BitKeeper/etc/ignore
index de77ccebfc..e4c0509b45 100644
--- a/BitKeeper/etc/ignore
+++ b/BitKeeper/etc/ignore
@@ -1,6 +1,7 @@
 *.a
 *.d
 *.o
+*.opic
 *.pyc
 *.so
 *.so.*