diff --git a/.changeset/gorgeous-bugs-relax.md b/.changeset/gorgeous-bugs-relax.md
new file mode 100644
index 000000000000..51c1275d8979
--- /dev/null
+++ b/.changeset/gorgeous-bugs-relax.md
@@ -0,0 +1,6 @@
+---
+"@refinedev/simple-rest": patch
+---
+
+fix: "mapOperator" test type error.
+Some `CrudOperators` not supported in `operatorMappings` type but still extended from `CrudOperators`. To fix that we use `Partial` type for `operatorMappings` type.
diff --git a/packages/simple-rest/test/utils/mapOperator.spec.ts b/packages/simple-rest/test/utils/mapOperator.spec.ts
index 9c6054e12dc3..e4ad6ba735e7 100644
--- a/packages/simple-rest/test/utils/mapOperator.spec.ts
+++ b/packages/simple-rest/test/utils/mapOperator.spec.ts
@@ -3,7 +3,7 @@ import { mapOperator } from "../../src/utils";
 
 describe("mapOperator", () => {
   it("should return correct mapping for given operator", () => {
-    const operatorMappings: Record<CrudOperators, string> = {
+    const operatorMappings: Partial<Record<CrudOperators, string>> = {
       ne: "_ne",
       gte: "_gte",
       lte: "_lte",