diff --git a/dlsmk/Cargo.toml b/dlsmk/Cargo.toml
index 48e7107..eb237b5 100644
--- a/dlsmk/Cargo.toml
+++ b/dlsmk/Cargo.toml
@@ -17,3 +17,5 @@
 dlqrcode = { path = "../dlqrcode" }
 libc = "0.2.80"
 hex = "0.4.2"
+base64 = "0.13.0"
+log = { version = "0.4", features = ["max_level_debug", "release_max_level_warn"] }