diff --git a/src/armnnSerializer/ArmnnSchema.fbs b/src/armnnSerializer/ArmnnSchema.fbs
index be6616d..0697517 100644
--- a/src/armnnSerializer/ArmnnSchema.fbs
+++ b/src/armnnSerializer/ArmnnSchema.fbs
@@ -19,7 +19,8 @@
     LeakyReLu = 6,
     Abs = 7,
     Sqrt = 8,
-    Square = 9
+    Square = 9,
+    Elu = 10
 }
 
 enum ArgMinMaxFunction : byte {
diff --git a/src/armnnSerializer/Serializer.cpp b/src/armnnSerializer/Serializer.cpp
index b43f26c..3c01842 100644
--- a/src/armnnSerializer/Serializer.cpp
+++ b/src/armnnSerializer/Serializer.cpp
@@ -46,6 +46,8 @@
             return serializer::ActivationFunction::ActivationFunction_Sqrt;
         case armnn::ActivationFunction::Square:
             return serializer::ActivationFunction::ActivationFunction_Square;
+        case armnn::ActivationFunction::Elu:
+            return serializer::ActivationFunction::ActivationFunction_Elu;
         default:
             return serializer::ActivationFunction::ActivationFunction_Sigmoid;
     }