diff --git a/examples/modular.rs b/examples/modular.rs
index 6720cb8..a31ecfc 100644
--- a/examples/modular.rs
+++ b/examples/modular.rs
@@ -18,7 +18,7 @@ fn main() {
 	// (it's a prime!)
 	let p = U256::from_dec_str(
 		"38873241744847760218045702002058062581688990428170398542849190507947196700873"
-	).expect("Generator to be a parsable number");
+	).expect("p to be a good number in the example");
 
 	// then, on this field,
 	// (p-1) + (p+1) = 0