diff --git a/test_crates/nonbreaking_item_rename/new/Cargo.toml b/test_crates/nonbreaking_item_rename/new/Cargo.toml
new file mode 100644
index 00000000..3a4887ad
--- /dev/null
+++ b/test_crates/nonbreaking_item_rename/new/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+publish = false
+name = "nonbreaking_item_rename"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/test_crates/nonbreaking_item_rename/new/src/lib.rs b/test_crates/nonbreaking_item_rename/new/src/lib.rs
new file mode 100644
index 00000000..50fea028
--- /dev/null
+++ b/test_crates/nonbreaking_item_rename/new/src/lib.rs
@@ -0,0 +1,20 @@
+mod internal {
+    pub struct NewName;
+
+    pub enum NewEnum {
+        Foo,
+    }
+
+    pub trait NewTrait {}
+
+    pub fn new_fn() {}
+}
+
+pub use internal::{NewName, NewEnum, NewTrait, new_fn};
+
+// Re-export the items under their old names,
+// so that this isn't a breaking change.
+pub use NewName as OldName;
+pub use NewEnum as OldEnum;
+pub use NewTrait as OldTrait;
+pub use new_fn as old_fn;
diff --git a/test_crates/nonbreaking_item_rename/old/Cargo.toml b/test_crates/nonbreaking_item_rename/old/Cargo.toml
new file mode 100644
index 00000000..3a4887ad
--- /dev/null
+++ b/test_crates/nonbreaking_item_rename/old/Cargo.toml
@@ -0,0 +1,7 @@
+[package]
+publish = false
+name = "nonbreaking_item_rename"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/test_crates/nonbreaking_item_rename/old/src/lib.rs b/test_crates/nonbreaking_item_rename/old/src/lib.rs
new file mode 100644
index 00000000..3335f18c
--- /dev/null
+++ b/test_crates/nonbreaking_item_rename/old/src/lib.rs
@@ -0,0 +1,13 @@
+mod internal {
+    pub struct OldName;
+
+    pub enum OldEnum {
+        Foo,
+    }
+
+    pub trait OldTrait {}
+
+    pub fn old_fn() {}
+}
+
+pub use internal::{OldName, OldEnum, OldTrait, old_fn};