diff --git a/tests/validation/NEON/RNNLayer.cpp b/tests/validation/NEON/RNNLayer.cpp
index 14d9a5d..979aa0f 100644
--- a/tests/validation/NEON/RNNLayer.cpp
+++ b/tests/validation/NEON/RNNLayer.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2021 Arm Limited.
+ * Copyright (c) 2018-2021, 2024 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -139,7 +139,7 @@
 FIXTURE_DATA_TEST_CASE(RunSmall, NERNNLayerFixture<half>, framework::DatasetMode::ALL, combine(datasets::SmallRNNLayerDataset(), framework::dataset::make("DataType", DataType::F16)))
 {
     // Validate output
-    validate(Accessor(_target), _reference, tolerance_f16, 0.f, abs_tolerance_f16);
+    validate(Accessor(_target), _reference, tolerance_f16, 0.02f, abs_tolerance_f16);
 }
 TEST_SUITE_END() // FP16
 #endif           /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */