diff --git a/Cargo.lock b/Cargo.lock
index 5a0c924..a71c7e5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2169,6 +2169,7 @@ dependencies = [
 name = "telepingbot"
 version = "0.1.0"
 dependencies = [
+ "base64 0.22.1",
  "chrono",
  "grammers-client",
  "grammers-session",
diff --git a/Cargo.toml b/Cargo.toml
index 828b54b..01a00ec 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,6 +12,7 @@ version = "0.1.0"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+base64 = "0.22.1"
 chrono = "0.4.38"
 grammers-client = "0.6.0"
 grammers-session = "0.5.2"