diff --git a/.gitignore b/.gitignore
index 8e68689..0984599 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,5 +7,4 @@ language
 test_program_result
 output/
 *.o
-*.out
-*.a
\ No newline at end of file
+*.out
\ No newline at end of file
diff --git a/src/GC/lib/gcoll.a b/src/GC/lib/gcoll.a
new file mode 100644
index 0000000..1fec9e8
Binary files /dev/null and b/src/GC/lib/gcoll.a differ