diff --git a/modules/ringieraxelspringerBidAdapter.js b/modules/ringieraxelspringerBidAdapter.js
index 4fcf07088e0..203e6a99bf6 100644
--- a/modules/ringieraxelspringerBidAdapter.js
+++ b/modules/ringieraxelspringerBidAdapter.js
@@ -234,7 +234,7 @@ const buildBid = (ad, mediaType) => {
     height: ad.height || 0
   }
 
-  if (mediaType === 'native') {
+  if (ad.type === 'native') {
     data.meta = { mediaType: NATIVE };
     data.mediaType = NATIVE;
     data.native = parseNativeResponse(ad) || {};
@@ -267,19 +267,22 @@ const getSlots = (bidRequests) => {
   for (let i = 0; i < batchSize; i++) {
     const adunit = bidRequests[i];
     const slotSequence = deepAccess(adunit, 'params.slotSequence');
-    const creFormat = getAdUnitCreFormat(adunit);
-    const sizes = creFormat === 'native' ? 'fluid' : parseSizesInput(getAdUnitSizes(adunit)).join(',');
+    const creFormats = getAdUnitCreFormats(adunit);
+    const sizes = parseSizesInput(getAdUnitSizes(adunit))?.filter(Boolean);
+
+    if (creFormats.includes('native') && sizes?.indexOf('fluid') === -1) {
+      sizes.push('fluid');
+    }
 
     queryString += `&slot${i}=${encodeURIComponent(adunit.params.slot)}&id${i}=${encodeURIComponent(adunit.bidId)}&composition${i}=CHILD`;
 
-    if (creFormat === 'native') {
-      queryString += `&cre_format${i}=native`;
-    }
+    queryString += `&cre_format${i}=${encodeURIComponent(creFormats.join())}`;
 
-    queryString += `&kvhb_format${i}=${creFormat === 'native' ? 'native' : 'banner'}`;
+    // change 'html' format to 'banner'
+    queryString += `&kvhb_format${i}=${encodeURIComponent(creFormats.map(format => format === 'html' ? 'banner' : format).join())}`;
 
-    if (sizes) {
-      queryString += `&iusizes${i}=${encodeURIComponent(sizes)}`;
+    if (Array.isArray(sizes)) {
+      queryString += `&iusizes${i}=${encodeURIComponent(sizes.join(','))}`;
     }
 
     if (slotSequence !== undefined && slotSequence !== null) {
@@ -333,19 +336,24 @@ const parseAuctionConfigs = (serverResponse, bidRequest) => {
   }
 }
 
-const getAdUnitCreFormat = (adUnit) => {
+const getAdUnitCreFormats = (adUnit) => {
   if (!adUnit) {
     return;
   }
 
-  let creFormat = 'html';
-  let mediaTypes = Object.keys(adUnit.mediaTypes);
+  let creFormats = [];
 
-  if (mediaTypes && mediaTypes.length === 1 && mediaTypes.includes('native')) {
-    creFormat = 'native';
+  if (adUnit.mediaTypes) {
+    if (adUnit.mediaTypes.banner) {
+      creFormats.push('html');
+    }
+
+    if (adUnit.mediaTypes.native || adUnit.nativeParams) {
+      creFormats.push('native');
+    }
   }
 
-  return creFormat;
+  return creFormats;
 }
 
 export const spec = {