diff --git a/packages/server/src/sdk/app/rows/queryUtils.ts b/packages/server/src/sdk/app/rows/queryUtils.ts
index 9fa72e84d7..20e6af4d67 100644
--- a/packages/server/src/sdk/app/rows/queryUtils.ts
+++ b/packages/server/src/sdk/app/rows/queryUtils.ts
@@ -31,14 +31,10 @@ export const removeInvalidFilters = (
 
     const filter = result[filterKey]
     for (const columnKey of Object.keys(filter)) {
-      if (
-        !validFields
-          .map(f => f.toLowerCase())
-          .includes(columnKey.toLowerCase()) &&
-        !validFields
-          .map(f => f.toLowerCase())
-          .includes(db.removeKeyNumbering(columnKey).toLowerCase())
-      ) {
+      const possibleKeys = [columnKey, db.removeKeyNumbering(columnKey)].map(
+        c => c.toLowerCase()
+      )
+      if (!validFields.some(f => possibleKeys.includes(f.toLowerCase()))) {
         delete filter[columnKey]
       }
     }
diff --git a/packages/server/src/sdk/app/rows/tests/queryUtils.spec.ts b/packages/server/src/sdk/app/rows/tests/queryUtils.spec.ts
index f249a8f91e..4970e83685 100644
--- a/packages/server/src/sdk/app/rows/tests/queryUtils.spec.ts
+++ b/packages/server/src/sdk/app/rows/tests/queryUtils.spec.ts
@@ -145,5 +145,38 @@ describe("query utils", () => {
         },
       })
     })
+
+    it("handles relationship filters", () => {
+      const prefixedFilters: SearchFilters = {
+        $or: {
+          conditions: [
+            { equal: { "1:other.one": "foo" } },
+            {
+              equal: {
+                "2:other.one": "foo2",
+                "3:other.two": "bar",
+                "4:other.three": "baz",
+              },
+            },
+            { equal: { "another.three": "baz2" } },
+          ],
+        },
+      }
+
+      const result = removeInvalidFilters(prefixedFilters, [
+        "other.one",
+        "other.two",
+        "another.three",
+      ])
+      expect(result).toEqual({
+        $or: {
+          conditions: [
+            { equal: { "1:other.one": "foo" } },
+            { equal: { "2:other.one": "foo2", "3:other.two": "bar" } },
+            { equal: { "another.three": "baz2" } },
+          ],
+        },
+      })
+    })
   })
 })