diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index e338f9ac3..38ccf993d 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -1899,7 +1899,7 @@ dependencies = [
  "futures",
  "git-version",
  "hex",
- "hostname 0.3.1",
+ "hostname 0.4.0",
  "ipconfig",
  "keyring",
  "minidumper",
diff --git a/rust/gui-client/src-tauri/Cargo.toml b/rust/gui-client/src-tauri/Cargo.toml
index dd41473fa..d6468724d 100644
--- a/rust/gui-client/src-tauri/Cargo.toml
+++ b/rust/gui-client/src-tauri/Cargo.toml
@@ -24,7 +24,7 @@ firezone-headless-client = { path = "../../headless-client" }
 git-version = "0.3.9"
 hex = "0.4.3"
 # Same crate Hickory uses
-hostname = "0.3.1"
+hostname = "0.4.0"
 keyring = "2.3.2"
 minidumper = "0.8.2"
 native-dialog = "0.7.0"