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-rw-r--r--src/util/normalize_identifier.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/util/normalize_identifier.rs b/src/util/normalize_identifier.rs
index ddc51f8..2f73bfa 100644
--- a/src/util/normalize_identifier.rs
+++ b/src/util/normalize_identifier.rs
@@ -1,5 +1,7 @@
//! Normalize identifiers.
+use alloc::string::String;
+
/// Normalize an identifier, as found in [references][label_end] and
/// [definitions][definition], so it can be compared when matching.
///