4 files changed, 6 insertions, 6 deletions
diff --git a/tests/ui/manual_unwrap_or.fixed b/tests/ui/manual_unwrap_or.fixed
index 3717f962745..05d6c56f2ac 100644
--- a/tests/ui/manual_unwrap_or.fixed
+++ b/tests/ui/manual_unwrap_or.fixed
@@ -74,10 +74,10 @@ fn result_unwrap_or() {
     let a = Ok::<i32, &str>(1);
     a.unwrap_or(42);
 
-    // int case, suggestion must surround Result expr with parenthesis
+    // int case, suggestion must surround Result expr with parentheses
     (Ok(1) as Result<i32, &str>).unwrap_or(42);
 
-    // method call case, suggestion must not surround Result expr `s.method()` with parenthesis
+    // method call case, suggestion must not surround Result expr `s.method()` with parentheses
     struct S {}
     impl S {
         fn method(self) -> Option<i32> {
diff --git a/tests/ui/manual_unwrap_or.rs b/tests/ui/manual_unwrap_or.rs
index 989adde1f5b..09f62c69b71 100644
--- a/tests/ui/manual_unwrap_or.rs
+++ b/tests/ui/manual_unwrap_or.rs
@@ -95,13 +95,13 @@ fn result_unwrap_or() {
         Err(_) => 42,
     };
 
-    // int case, suggestion must surround Result expr with parenthesis
+    // int case, suggestion must surround Result expr with parentheses
     match Ok(1) as Result<i32, &str> {
         Ok(i) => i,
         Err(_) => 42,
     };
 
-    // method call case, suggestion must not surround Result expr `s.method()` with parenthesis
+    // method call case, suggestion must not surround Result expr `s.method()` with parentheses
     struct S {}
     impl S {
         fn method(self) -> Option<i32> {
diff --git a/tests/ui/useless_conversion.fixed b/tests/ui/useless_conversion.fixed
index 76aa82068d6..70ff08f3655 100644
--- a/tests/ui/useless_conversion.fixed
+++ b/tests/ui/useless_conversion.fixed
@@ -66,7 +66,7 @@ fn main() {
     let _ = vec![1, 2, 3].into_iter();
     let _: String = format!("Hello {}", "world");
 
-    // keep parenthesis around `a + b` for suggestion (see #4750)
+    // keep parentheses around `a + b` for suggestion (see #4750)
     let a: i32 = 1;
     let b: i32 = 1;
     let _ = (a + b) * 3;
diff --git a/tests/ui/useless_conversion.rs b/tests/ui/useless_conversion.rs
index ccee7abb404..f2444a8f436 100644
--- a/tests/ui/useless_conversion.rs
+++ b/tests/ui/useless_conversion.rs
@@ -66,7 +66,7 @@ fn main() {
     let _ = vec![1, 2, 3].into_iter().into_iter();
     let _: String = format!("Hello {}", "world").into();
 
-    // keep parenthesis around `a + b` for suggestion (see #4750)
+    // keep parentheses around `a + b` for suggestion (see #4750)
     let a: i32 = 1;
     let b: i32 = 1;
     let _ = i32::from(a + b) * 3;