diff --git a/core/tauri/Cargo.toml b/core/tauri/Cargo.toml
index d7d5d3056..ecbd6cce7 100644
--- a/core/tauri/Cargo.toml
+++ b/core/tauri/Cargo.toml
@@ -59,7 +59,7 @@ bincode = "1.3"
 dirs-next = "2.0"
 percent-encoding = "2.1"
 base64 = { version = "0.13", optional = true }
-clap = { version = "=3.0.0-rc.4", optional = true }
+clap = { version = "=3.0.0-rc.5", optional = true }
 notify-rust = { version = "4.5", optional = true }
 reqwest = { version = "0.11", features = [ "json", "multipart" ], optional = true }
 bytes = { version = "1", features = [ "serde" ], optional = true }
diff --git a/core/tauri/src/api/cli/macros.rs b/core/tauri/src/api/cli/macros.rs
index 4dc44d313..33ce70130 100644
--- a/core/tauri/src/api/cli/macros.rs
+++ b/core/tauri/src/api/cli/macros.rs
@@ -7,7 +7,7 @@ macro_rules! bind_string_arg {
     let arg = $arg;
     let mut clap_arg = $clap_arg;
     if let Some(value) = &arg.$arg_name {
-      clap_arg = clap_arg.$clap_field(value);
+      clap_arg = clap_arg.$clap_field(value.as_str());
     }
     clap_arg
   }};