diff --git a/src/test/ui/iterators/iter-count-overflow-ndebug.rs b/src/test/ui/iterators/iter-count-overflow-ndebug.rs
index b755bb554f441..c38755db87ebf 100644
--- a/src/test/ui/iterators/iter-count-overflow-ndebug.rs
+++ b/src/test/ui/iterators/iter-count-overflow-ndebug.rs
@@ -2,7 +2,6 @@
 // only-32bit too impatient for 2⁶⁴ items
 // compile-flags: -C debug_assertions=no -C opt-level=3
 
-use std::panic;
 use std::usize::MAX;
 
 fn main() {
diff --git a/src/test/ui/iterators/iter-position-overflow-ndebug.rs b/src/test/ui/iterators/iter-position-overflow-ndebug.rs
index 368f9c0c02b07..3b0c245a5c2a1 100644
--- a/src/test/ui/iterators/iter-position-overflow-ndebug.rs
+++ b/src/test/ui/iterators/iter-position-overflow-ndebug.rs
@@ -2,7 +2,6 @@
 // only-32bit too impatient for 2⁶⁴ items
 // compile-flags: -C debug_assertions=no -C opt-level=3
 
-use std::panic;
 use std::usize::MAX;
 
 fn main() {