diff --git a/core/json/mod.rs b/core/json/mod.rs
index d35fa13d5..aed8c1cd2 100644
--- a/core/json/mod.rs
+++ b/core/json/mod.rs
@@ -663,8 +663,6 @@ pub fn json_quote(value: &OwnedValue) -> crate::Result<OwnedValue> {
 
 #[cfg(test)]
 mod tests {
-    use std::rc::Rc;
-
     use super::*;
     use crate::types::OwnedValue;
 
diff --git a/core/vdbe/mod.rs b/core/vdbe/mod.rs
index a6f158023..ce9346c14 100644
--- a/core/vdbe/mod.rs
+++ b/core/vdbe/mod.rs
@@ -4579,7 +4579,7 @@ mod tests {
         exec_unhex, exec_unicode, exec_upper, exec_zeroblob, execute_sqlite_version, Bitfield,
         OwnedValue,
     };
-    use std::{collections::HashMap, rc::Rc};
+    use std::collections::HashMap;
 
     #[test]
     fn test_length() {
diff --git a/tests/integration/query_processing/test_write_path.rs b/tests/integration/query_processing/test_write_path.rs
index 6955f2483..1392ebcd2 100644
--- a/tests/integration/query_processing/test_write_path.rs
+++ b/tests/integration/query_processing/test_write_path.rs
@@ -1,6 +1,6 @@
 use crate::common::{self, maybe_setup_tracing};
 use crate::common::{compare_string, do_flush, TempDatabase};
-use limbo_core::{Connection, OwnedValue, RefValue, StepResult};
+use limbo_core::{Connection, OwnedValue, StepResult};
 use log::debug;
 use std::rc::Rc;
 
diff --git a/tests/integration/wal/test_wal.rs b/tests/integration/wal/test_wal.rs
index 646995957..bb731917a 100644
--- a/tests/integration/wal/test_wal.rs
+++ b/tests/integration/wal/test_wal.rs
@@ -1,5 +1,5 @@
 use crate::common::{do_flush, maybe_setup_tracing, TempDatabase};
-use limbo_core::{Connection, LimboError, RefValue, Result, StepResult};
+use limbo_core::{Connection, LimboError, Result, StepResult};
 use std::cell::RefCell;
 use std::ops::Deref;
 use std::rc::Rc;