diff --git a/library/std/src/macros.rs b/library/std/src/macros.rs
index 972b6015932db..ba519afc62b07 100644
--- a/library/std/src/macros.rs
+++ b/library/std/src/macros.rs
@@ -230,7 +230,7 @@ macro_rules! eprintln {
 /// ```rust
 /// let a = 2;
 /// let b = dbg!(a * 2) + 1;
-/// //      ^-- prints: [src/main.rs:2] a * 2 = 4
+/// //      ^-- prints: [src/main.rs:2:9] a * 2 = 4
 /// assert_eq!(b, 5);
 /// ```
 ///
@@ -281,7 +281,7 @@ macro_rules! eprintln {
 /// This prints to [stderr]:
 ///
 /// ```text,ignore
-/// [src/main.rs:4] n.checked_sub(4) = None
+/// [src/main.rs:2:22] n.checked_sub(4) = None
 /// ```
 ///
 /// Naive factorial implementation:
@@ -301,15 +301,15 @@ macro_rules! eprintln {
 /// This prints to [stderr]:
 ///
 /// ```text,ignore
-/// [src/main.rs:3] n <= 1 = false
-/// [src/main.rs:3] n <= 1 = false
-/// [src/main.rs:3] n <= 1 = false
-/// [src/main.rs:3] n <= 1 = true
-/// [src/main.rs:4] 1 = 1
-/// [src/main.rs:5] n * factorial(n - 1) = 2
-/// [src/main.rs:5] n * factorial(n - 1) = 6
-/// [src/main.rs:5] n * factorial(n - 1) = 24
-/// [src/main.rs:11] factorial(4) = 24
+/// [src/main.rs:2:8] n <= 1 = false
+/// [src/main.rs:2:8] n <= 1 = false
+/// [src/main.rs:2:8] n <= 1 = false
+/// [src/main.rs:2:8] n <= 1 = true
+/// [src/main.rs:3:9] 1 = 1
+/// [src/main.rs:7:9] n * factorial(n - 1) = 2
+/// [src/main.rs:7:9] n * factorial(n - 1) = 6
+/// [src/main.rs:7:9] n * factorial(n - 1) = 24
+/// [src/main.rs:9:1] factorial(4) = 24
 /// ```
 ///
 /// The `dbg!(..)` macro moves the input: