diff --git a/tests/ui/wrong-interpolation.rs b/tests/ui/wrong-interpolation.rs
new file mode 100644
index 0000000..b870ca7
--- /dev/null
+++ b/tests/ui/wrong-interpolation.rs
@@ -0,0 +1,5 @@
+use anyhow::{bail, Result};
+
+fn main() -> Result<()> {
+    bail!("{} not found");
+}
diff --git a/tests/ui/wrong-interpolation.stderr b/tests/ui/wrong-interpolation.stderr
new file mode 100644
index 0000000..55a2964
--- /dev/null
+++ b/tests/ui/wrong-interpolation.stderr
@@ -0,0 +1,5 @@
+error: 1 positional argument in format string, but no arguments were given
+ --> tests/ui/wrong-interpolation.rs:4:12
+  |
+4 |     bail!("{} not found");
+  |            ^^