diff --git a/src/sql/mysql/MySQLConnection.zig b/src/sql/mysql/MySQLConnection.zig
index 3771e252d6..5bc721f1cd 100644
--- a/src/sql/mysql/MySQLConnection.zig
+++ b/src/sql/mysql/MySQLConnection.zig
@@ -317,6 +317,7 @@ pub fn getConnected(this: *MySQLConnection, _: *jsc.JSGlobalObject) JSValue {
 pub fn doClose(this: *MySQLConnection, globalObject: *jsc.JSGlobalObject, _: *jsc.CallFrame) bun.JSError!JSValue {
     _ = globalObject;
     this.disconnect();
+    this.poll_ref.disable();
     this.write_buffer.clearAndFree(bun.default_allocator);
 
     return .js_undefined;