diff --git a/README.md b/README.md
index 65e4d98..3c60dd3 100644
--- a/README.md
+++ b/README.md
@@ -96,6 +96,13 @@ And run tests:
 $ zig build test
 ```
 
+Test the so
+-----------
+
+```
+sed -i 's/\(\(passwd\|group\).*files\)$/\1 turbo/' /etc/nsswitch.conf
+```
+
 Other commands will be documented as they are implemented.
 
 This project uses [git subtrac][git-subtrac] for managing dependencies. They
diff --git a/src/libnss.zig b/src/libnss.zig
index 2d42c18..238510d 100644
--- a/src/libnss.zig
+++ b/src/libnss.zig
@@ -28,7 +28,7 @@ const ENV_OMIT_MEMBERS = "TURBONSS_OMIT_MEMBERS";
 
 export var turbonss_db_path: [:0]const u8 = "/etc/turbonss/db.turbo";
 
-//pub var log_level: std.log.Level = .err;
+pub const log_level: std.log.Level = .debug;
 
 // State is a type of the global variable holding the process state:
 // the DB handle and all the iterators.