diff --git a/tests/ui/precedence.fixed b/tests/ui/precedence.fixed
index 01e8c3fb0bd68..9864dd2550b62 100644
--- a/tests/ui/precedence.fixed
+++ b/tests/ui/precedence.fixed
@@ -20,10 +20,10 @@ fn main() {
     1 ^ (1 - 1);
     3 | (2 - 1);
     3 & (5 - 2);
-    12 & (0xF000 << 4);
-    12 & (0xF000 >> 4);
-    (12 << 4) ^ 0xF000;
-    (12 << 4) | 0xF000;
+    0x0F00 & (0x00F0 << 4);
+    0x0F00 & (0xF000 >> 4);
+    (0x0F00 << 1) ^ 3;
+    (0x0F00 << 1) | 2;
 
     let b = 3;
     trip!(b * 8);
diff --git a/tests/ui/precedence.rs b/tests/ui/precedence.rs
index 9937d96592e3b..9ef5c43833f88 100644
--- a/tests/ui/precedence.rs
+++ b/tests/ui/precedence.rs
@@ -20,10 +20,10 @@ fn main() {
     1 ^ 1 - 1;
     3 | 2 - 1;
     3 & 5 - 2;
-    12 & 0xF000 << 4;
-    12 & 0xF000 >> 4;
-    12 << 4 ^ 0xF000;
-    12 << 4 | 0xF000;
+    0x0F00 & 0x00F0 << 4;
+    0x0F00 & 0xF000 >> 4;
+    0x0F00 << 1 ^ 3;
+    0x0F00 << 1 | 2;
 
     let b = 3;
     trip!(b * 8);
diff --git a/tests/ui/precedence.stderr b/tests/ui/precedence.stderr
index b1226e97aeb19..0d63e827d66ea 100644
--- a/tests/ui/precedence.stderr
+++ b/tests/ui/precedence.stderr
@@ -46,26 +46,26 @@ LL |     3 & 5 - 2;
 error: operator precedence can trip the unwary
   --> tests/ui/precedence.rs:23:5
    |
-LL |     12 & 0xF000 << 4;
-   |     ^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `12 & (0xF000 << 4)`
+LL |     0x0F00 & 0x00F0 << 4;
+   |     ^^^^^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `0x0F00 & (0x00F0 << 4)`
 
 error: operator precedence can trip the unwary
   --> tests/ui/precedence.rs:24:5
    |
-LL |     12 & 0xF000 >> 4;
-   |     ^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `12 & (0xF000 >> 4)`
+LL |     0x0F00 & 0xF000 >> 4;
+   |     ^^^^^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `0x0F00 & (0xF000 >> 4)`
 
 error: operator precedence can trip the unwary
   --> tests/ui/precedence.rs:25:5
    |
-LL |     12 << 4 ^ 0xF000;
-   |     ^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `(12 << 4) ^ 0xF000`
+LL |     0x0F00 << 1 ^ 3;
+   |     ^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `(0x0F00 << 1) ^ 3`
 
 error: operator precedence can trip the unwary
   --> tests/ui/precedence.rs:26:5
    |
-LL |     12 << 4 | 0xF000;
-   |     ^^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `(12 << 4) | 0xF000`
+LL |     0x0F00 << 1 | 2;
+   |     ^^^^^^^^^^^^^^^ help: consider parenthesizing your expression: `(0x0F00 << 1) | 2`
 
 error: aborting due to 11 previous errors