diff --git a/android/src/main/java/com/RNFetchBlob/RNFetchBlobReq.java b/android/src/main/java/com/RNFetchBlob/RNFetchBlobReq.java
index 8a81a832e..990134bc1 100644
--- a/android/src/main/java/com/RNFetchBlob/RNFetchBlobReq.java
+++ b/android/src/main/java/com/RNFetchBlob/RNFetchBlobReq.java
@@ -239,7 +239,7 @@ else if (value.equalsIgnoreCase("utf8"))
                 }
             }
 
-            if(method.equalsIgnoreCase("post") || method.equalsIgnoreCase("put") || method.equalsIgnoreCase("patch")) {
+            if(method.equalsIgnoreCase("post") || method.equalsIgnoreCase("put") || method.equalsIgnoreCase("patch") || method.equalsIgnoreCase("delete")) {
                 String cType = getHeaderIgnoreCases(mheaders, "Content-Type").toLowerCase();
 
                 if(rawRequestBodyArray != null) {
@@ -300,7 +300,7 @@ else if(cType.isEmpty()) {
                     break;
 
                 case WithoutBody:
-                    if(method.equalsIgnoreCase("post") || method.equalsIgnoreCase("put") || method.equalsIgnoreCase("patch"))
+                    if(method.equalsIgnoreCase("post") || method.equalsIgnoreCase("put") || method.equalsIgnoreCase("patch") || method.equalsIgnoreCase("delete"))
                     {
                         builder.method(method, RequestBody.create(null, new byte[0]));
                     }
diff --git a/ios/RNFetchBlobReqBuilder.m b/ios/RNFetchBlobReqBuilder.m
index 15465a1ae..878b19e01 100644
--- a/ios/RNFetchBlobReqBuilder.m
+++ b/ios/RNFetchBlobReqBuilder.m
@@ -99,8 +99,8 @@ +(void) buildOctetRequest:(NSDictionary *)options
     dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
         NSMutableData * blobData;
         long size = -1;
-        // if method is POST, PUT or PATCH, convert data string format
-        if([[method lowercaseString] isEqualToString:@"post"] || [[method lowercaseString] isEqualToString:@"put"] || [[method lowercaseString] isEqualToString:@"patch"]) {
+        // if method is POST, PUT, PATCH or DELETE, convert data string format
+        if([[method lowercaseString] isEqualToString:@"post"] || [[method lowercaseString] isEqualToString:@"put"] || [[method lowercaseString] isEqualToString:@"patch"] || [[method lowercaseString] isEqualToString:@"delete"]) {
             // generate octet-stream body
             if(body != nil) {
                 __block NSString * cType = [[self class] getHeaderIgnoreCases:@"content-type" fromHeaders:mheaders];
@@ -117,7 +117,7 @@ +(void) buildOctetRequest:(NSDictionary *)options
                     orgPath = [RNFetchBlobFS getPathOfAsset:orgPath];
                     if([orgPath hasPrefix:AL_PREFIX])
                     {
-                        
+
                         [RNFetchBlobFS readFile:orgPath encoding:nil onComplete:^(NSData *content, NSString * err) {
                             if(err != nil)
                             {
@@ -131,7 +131,7 @@ +(void) buildOctetRequest:(NSDictionary *)options
                                 onComplete(request, [content length]);
                             }
                         }];
-                        
+
                         return;
                     }
                     size = [[[NSFileManager defaultManager] attributesOfItemAtPath:orgPath error:nil] fileSize];