diff --git a/newsfragments/3928.changed.md b/newsfragments/3928.changed.md
new file mode 100644
index 00000000000..a4734c41ed3
--- /dev/null
+++ b/newsfragments/3928.changed.md
@@ -0,0 +1 @@
+Move implementations of `FromPyObject` for `&str`, `Cow<str>`, `&[u8]` and `Cow<[u8]>` onto a temporary trait `FromPyObjectBound` when `gil-refs` feature is deactivated.