diff --git a/src/functions/module_filter.ts b/src/functions/module_filter.ts
index 64bc97dcb1..f2c2e931b4 100644
--- a/src/functions/module_filter.ts
+++ b/src/functions/module_filter.ts
@@ -146,7 +146,9 @@ export const FILTER = {
     const result: Matrix<FunctionResultObject> = [];
     for (let i = 0; i < _array.length; i++) {
       const row = _array[i];
-      if (_conditions.every((c) => c[i])) {
+      if (
+        _conditions.every((c) => (typeof c[i] === "boolean" || typeof c[i] === "number") && c[i])
+      ) {
         result.push(row);
       }
     }
diff --git a/tests/functions/module_filter.test.ts b/tests/functions/module_filter.test.ts
index 145d96bc5a..5c8f72109e 100644
--- a/tests/functions/module_filter.test.ts
+++ b/tests/functions/module_filter.test.ts
@@ -109,6 +109,17 @@ describe("FILTER function", () => {
     expect(checkFunctionDoesntSpreadBeyondRange(model, "D1")).toBeTruthy();
   });
 
+  test("FILTER by string ignores the value", () => {
+    // prettier-ignore
+    const grid = {
+      A1: "Alice", B1: "yes",
+      A2: "Bob",   B2: "TRUE",
+    };
+    const model = createModelFromGrid(grid);
+    setCellContent(model, "A6", "=FILTER(A1:A2, B1:B2)");
+    expect(getRangeValuesAsMatrix(model, "A6:A7")).toEqual([["Bob"], [null]]);
+  });
+
   test("FILTER accepts errors in first argument", () => {
     // prettier-ignore
     const grid = {
@@ -120,6 +131,18 @@ describe("FILTER function", () => {
     setCellContent(model, "A6", "=FILTER(A1:A3, B1:B3)");
     expect(getRangeValuesAsMatrix(model, "A6:A7")).toEqual([["#BAD_EXPR"], ["John"]]);
   });
+
+  test("FILTER accepts errors in condition arguments", () => {
+    // prettier-ignore
+    const grid = {
+      A1: "Alice",  B1: "TRUE",     C1: "TRUE",
+      A2: "Peter",  B2: "=KABOUM",  C2: "TRUE",
+      A3: "John",   B3: "TRUE",     C3: "=KABOUM",
+    };
+    const model = createModelFromGrid(grid);
+    setCellContent(model, "A6", "=FILTER(A1:A3, B1:B3, C1:C3)");
+    expect(getRangeValuesAsMatrix(model, "A6:A8")).toEqual([["Alice"], [null], [null]]);
+  });
 });
 
 describe("UNIQUE function", () => {