diff --git a/src/v0/destinations/splitio/data/EventConfig.json b/src/v0/destinations/splitio/data/EventConfig.json
index d41398a5e2..6435458368 100644
--- a/src/v0/destinations/splitio/data/EventConfig.json
+++ b/src/v0/destinations/splitio/data/EventConfig.json
@@ -29,5 +29,17 @@
       "type": "toFloat"
     },
     "required": false
+  },
+  {
+    "destKey": "trafficTypeName",
+    "sourceKeys": [
+      "traits.trafficTypeName",
+      "context.traits.trafficTypeName",
+      "properties.trafficTypeName"
+    ],
+    "metadata": {
+      "type": "toString"
+    },
+    "required": false
   }
 ]
diff --git a/src/v0/destinations/splitio/transform.js b/src/v0/destinations/splitio/transform.js
index 6641a62fe8..3dd5bea4f2 100644
--- a/src/v0/destinations/splitio/transform.js
+++ b/src/v0/destinations/splitio/transform.js
@@ -56,6 +56,7 @@ function prepareResponse(message, destination, category) {
 
   let outputPayload = {};
 
+  // ref: https://docs.split.io/reference/events-overview
   outputPayload = constructPayload(message, MAPPING_CONFIG[category.name]);
   outputPayload.eventTypeId = outputPayload.eventTypeId.replace(/ /g, '_');
   if (EVENT_TYPE_ID_REGEX.test(outputPayload.eventTypeId)) {
@@ -93,7 +94,12 @@ function prepareResponse(message, destination, category) {
   if (isDefinedAndNotNullAndNotEmpty(environment)) {
     outputPayload.environmentName = environment;
   }
-  outputPayload.trafficTypeName = trafficType;
+
+  // in case traffic type could not be mapped from the input payloads, falls back to the UI configured default traffic type.
+  if (!isDefinedAndNotNullAndNotEmpty(outputPayload.trafficTypeName)) {
+    outputPayload.trafficTypeName = trafficType;
+  }
+
   outputPayload.properties = removeUndefinedNullValuesAndEmptyObjectArray(
     flattenJson(bufferProperty),
   );
diff --git a/test/integrations/destinations/splitio/processor/data.ts b/test/integrations/destinations/splitio/processor/data.ts
index 3fda93cc30..d4c3e39794 100644
--- a/test/integrations/destinations/splitio/processor/data.ts
+++ b/test/integrations/destinations/splitio/processor/data.ts
@@ -43,7 +43,7 @@ export const data = [
               Config: {
                 apiKey: 'abcde',
                 environment: 'staging',
-                trafficType: 'user',
+                trafficType: 'anonymous',
               },
             },
           },
@@ -246,7 +246,7 @@ export const data = [
               Config: {
                 apiKey: 'abcde',
                 environment: 'production',
-                trafficType: 'user',
+                trafficType: 'anonymous',
               },
             },
           },
@@ -847,6 +847,9 @@ export const data = [
                 library: {
                   name: 'http',
                 },
+                traits: {
+                  trafficTypeName: 'user',
+                },
               },
               type: 'identify',
               timestamp: '2020-01-21T00:21:34.208Z',
@@ -858,7 +861,7 @@ export const data = [
               Config: {
                 apiKey: 'abcde',
                 environment: 'staging',
-                trafficType: 'user',
+                trafficType: 'anonymous',
               },
             },
           },