diff --git a/src/backends/tosaCommon/operatorMappings/ActivationOperator.cpp b/src/backends/tosaCommon/operatorMappings/ActivationOperator.cpp
index c3e424e..c17c4c7 100644
--- a/src/backends/tosaCommon/operatorMappings/ActivationOperator.cpp
+++ b/src/backends/tosaCommon/operatorMappings/ActivationOperator.cpp
@@ -68,7 +68,8 @@
 #if TOSA_COMPAT_VERSION(0, 60, 0)
     std::string outputNameMAXMIN= std::string("intermediate3_") + GetUniqueTosaMappingID();
 
-    if (inputDType0 == DType::DType_FP32)
+    if (inputDType0 == DType::DType_FP32 ||
+        inputDType0 == DType::DType_FP16)
     {
         // const_alpha
         TosaSerializationOperator* alphaOp = nullptr;
diff --git a/src/backends/tosaCommon/test/OneToManyMappingTests.cpp b/src/backends/tosaCommon/test/OneToManyMappingTests.cpp
index cc129f3..5a34ac2 100644
--- a/src/backends/tosaCommon/test/OneToManyMappingTests.cpp
+++ b/src/backends/tosaCommon/test/OneToManyMappingTests.cpp
@@ -200,17 +200,9 @@
     ActivationEndToEndTest<DataType::Float32>(tosaDefaultBackends, ActivationFunction::LeakyReLu, 1.f, 0, 0.01f);
 }
 
-TEST_CASE("UNSUPPORTED_GetTosaMapping_ActivationFloat16")
+TEST_CASE("GetTosaMapping_ActivationFloat16")
 {
-    try
-    {
-        ActivationEndToEndTest<DataType::Float16>(tosaDefaultBackends, ActivationFunction::LeakyReLu, 1.f, 0, 0.01f);
-        FAIL("An exception should have been thrown");
-    }
-    catch (armnn::Exception& e)
-    {
-        CHECK_EQ(std::string(e.what()), "Failed to assign a backend to each layer");
-    }
+    ActivationEndToEndTest<DataType::Float16>(tosaDefaultBackends, ActivationFunction::LeakyReLu, 1.f, 0, 0.01f);
 }
 
 TEST_CASE("GetTosaMapping_ActivationInt32")
diff --git a/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp b/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp
index f5edfb0..a5f7ad8 100644
--- a/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp
+++ b/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp
@@ -5,6 +5,7 @@
 
 #include "backendsCommon/test/EndToEndTestImpl.hpp"
 
+#include "backendsCommon/test/ActivationEndToEndTestImpl.hpp"
 #include "backendsCommon/test/AdditionEndToEndTestImpl.hpp"
 #include "backendsCommon/test/Convolution2dEndToEndTestImpl.hpp"
 #include "backendsCommon/test/ConcatEndToEndTestImpl.hpp"
@@ -27,6 +28,25 @@
 {
 static std::vector<BackendId> tosaDefaultBackends = { "TosaRef" };
 
+// Activation
+//LeakyRelu
+TEST_CASE("TosaRefLeakyReluActivationFloat32")
+{
+    ActivationEndToEndTest<DataType::Float32>(tosaDefaultBackends, ActivationFunction::LeakyReLu, 1.f, 0, 0.01f);
+}
+TEST_CASE("TosaRefLeakyReluActivationFloat16")
+{
+    ActivationEndToEndTest<DataType::Float16>(tosaDefaultBackends, ActivationFunction::LeakyReLu, 0.3f, 5, 0.01f);
+}
+TEST_CASE("TosaRefLeakyReluActivationInt8")
+{
+    ActivationEndToEndTest<DataType::QAsymmS8>(tosaDefaultBackends, ActivationFunction::LeakyReLu, 0.6f, 7, 0.01f);
+}
+TEST_CASE("TosaRefLeakyReluActivationInt16")
+{
+    ActivationEndToEndTest<DataType::QSymmS16>(tosaDefaultBackends, ActivationFunction::LeakyReLu, 0.15f, 0, 0.01f);
+}
+
 // Addition
 TEST_CASE("TosaRefAdditionEndtoEndTestFloat32")
 {