diff --git a/src/curies/api.py b/src/curies/api.py
index b11e62e..39d4573 100644
--- a/src/curies/api.py
+++ b/src/curies/api.py
@@ -566,6 +566,11 @@ def bimap(self) -> Mapping[str, str]:
         """Get the bijective mapping between CURIE prefixes and URI prefixes."""
         return {r.prefix: r.uri_prefix for r in self.records}
 
+    @property
+    def reverse_bimap(self) -> Mapping[str, str]:
+        """Get the bijective mapping between URI CURIE prefixes and CURIE prefixes."""
+        return {r.uri_prefix: r.prefix for r in self.records}
+
     def _match_record(
         self, external: Record, case_sensitive: bool = True
     ) -> Mapping[RecordKey, list[str]]:
diff --git a/tests/test_api.py b/tests/test_api.py
index 01256c1..9e1d94b 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -396,7 +396,9 @@ def test_convert(self):
     def _assert_convert(self, converter: Converter):
         self.assertIn("GO", converter.prefix_map)
         self.assertIn("GO", converter.bimap)
+        self.assertIn("GO", converter.reverse_bimap.values())
         self.assertIn("http://purl.obolibrary.org/obo/GO_", converter.reverse_prefix_map)
+        self.assertIn("http://purl.obolibrary.org/obo/GO_", converter.reverse_bimap)
         self.assertIn("http://purl.obolibrary.org/obo/GO_", converter.trie)
         self.assertIn("http://purl.obolibrary.org/obo/GO_", converter.bimap.values())
         for curie, uri in [