diff --git a/packages/firebase_dynamic_links/android/src/main/java/io/flutter/plugins/firebasedynamiclinks/FirebaseDynamicLinksPlugin.java b/packages/firebase_dynamic_links/android/src/main/java/io/flutter/plugins/firebasedynamiclinks/FirebaseDynamicLinksPlugin.java
index 480e132de7d8..6116abd401e6 100644
--- a/packages/firebase_dynamic_links/android/src/main/java/io/flutter/plugins/firebasedynamiclinks/FirebaseDynamicLinksPlugin.java
+++ b/packages/firebase_dynamic_links/android/src/main/java/io/flutter/plugins/firebasedynamiclinks/FirebaseDynamicLinksPlugin.java
@@ -96,9 +96,12 @@ public void onComplete(@NonNull Task<ShortDynamicLink> task) {
           url.put("url", task.getResult().getShortLink().toString());
 
           List<String> warnings = new ArrayList<>();
-          for (ShortDynamicLink.Warning warning : task.getResult().getWarnings()) {
-            warnings.add(warning.getMessage());
+          if (task.getResult().getWarnings() != null) {
+            for (ShortDynamicLink.Warning warning : task.getResult().getWarnings()) {
+              warnings.add(warning.getMessage());
+            }
           }
+
           url.put("warnings", warnings);
 
           result.success(url);
diff --git a/packages/firebase_dynamic_links/ios/Classes/FirebaseDynamicLinksPlugin.m b/packages/firebase_dynamic_links/ios/Classes/FirebaseDynamicLinksPlugin.m
index 4169e790b58e..b258fdb3ee76 100644
--- a/packages/firebase_dynamic_links/ios/Classes/FirebaseDynamicLinksPlugin.m
+++ b/packages/firebase_dynamic_links/ios/Classes/FirebaseDynamicLinksPlugin.m
@@ -113,6 +113,9 @@ - (FIRDynamicLinkShortenerCompletion)createShortLinkCompletion:(FlutterResult)re
     if (error) {
       result([error flutterError]);
     } else {
+      if (warnings == nil) {
+        warnings = [NSMutableArray array];
+      }
       result(@{@"url" : [shortURL absoluteString], @"warnings" : warnings});
     }
   };