diff --git a/src/main.rs b/src/main.rs
index 945ba7b..116c75a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -21,6 +21,7 @@ mod logger;
 mod macros;
 mod store;
 mod ui;
+mod util;
 mod vault;
 
 use std::path::PathBuf;
diff --git a/src/util.rs b/src/util.rs
new file mode 100644
index 0000000..b6e7c97
--- /dev/null
+++ b/src/util.rs
@@ -0,0 +1,15 @@
+use std::convert::Infallible;
+
+pub trait InfallibleExt {
+    type Inner;
+
+    fn infallible(self) -> Self::Inner;
+}
+
+impl<T> InfallibleExt for Result<T, Infallible> {
+    type Inner = T;
+
+    fn infallible(self) -> T {
+        self.expect("infallible")
+    }
+}