diff --git a/Cargo.lock b/Cargo.lock
index fd4ae44..9d3f8d5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3597,9 +3597,9 @@ dependencies = [
 
 [[package]]
 name = "rkyv"
-version = "0.7.28"
+version = "0.7.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "631f7d2a2854abb66724f492ce5256e79685a673dc210ac022194cedd5c914d3"
+checksum = "439655b8d657bcb28264da8e5380d55549e34ffc4149bea9e3521890a122a7bd"
 dependencies = [
  "bytecheck",
  "hashbrown",
@@ -3611,9 +3611,9 @@ dependencies = [
 
 [[package]]
 name = "rkyv_derive"
-version = "0.7.28"
+version = "0.7.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c067e650861a749720952aed722fb344449bc95de33e6456d426f5c7d44f71c0"
+checksum = "cded413ad606a80291ca84bedba137093807cf4f5b36be8c60f57a7e790d48f6"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/crdt/src/radixdb.rs b/crdt/src/radixdb.rs
index 46662b0..ac5a74c 100644
--- a/crdt/src/radixdb.rs
+++ b/crdt/src/radixdb.rs
@@ -87,7 +87,7 @@ impl Fallible for SharedSerializeMap2 {
 }
 
 impl SharedSerializeRegistry for SharedSerializeMap2 {
-    fn get_shared_ptr(&mut self, value: *const u8) -> Option<usize> {
+    fn get_shared_ptr(&self, value: *const u8) -> Option<usize> {
         self.shared_resolvers.get(&value).copied()
     }