diff --git a/src/obj/.gitignore b/src/obj/.gitignore
index d6b7ef3..30a131f 100644
--- a/src/obj/.gitignore
+++ b/src/obj/.gitignore
@@ -1,2 +1,3 @@
 *
+!crypto
 !.gitignore
diff --git a/src/obj/crypto/.gitignore b/src/obj/crypto/.gitignore
new file mode 100644
index 0000000..d6b7ef3
--- /dev/null
+++ b/src/obj/crypto/.gitignore
@@ -0,0 +1,2 @@
+*
+!.gitignore