diff --git a/.gitignore b/.gitignore
index d6ec3d5..a0d45fe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,8 @@ __pycache__/
 # Generated at compilation/install time
 bindings/_ptools.cpp
 bindings/_cgopt.c
+src/cgopt/chrg_scorpion.o
+src/minimizers/lbfgs_wrapper/lbfgsb.o
 MANIFEST.out
 headers/gitrev.h