diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/Swift3Codegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/Swift3Codegen.java
index 7c45302d43a..248bfb24098 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/Swift3Codegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/Swift3Codegen.java
@@ -278,6 +278,11 @@ public class Swift3Codegen extends DefaultCodegen implements CodegenConfig {
         return toModelName(type);
     }
 
+    @Override
+    public boolean isDataTypeFile(String dataType) {
+        return dataType != null && dataType.equals("URL");
+    }
+
     @Override
     public boolean isDataTypeBinary(final String dataType) {
         return dataType != null && dataType.equals("Data");
diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwiftCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwiftCodegen.java
index 1a12f287471..cdfcc58a109 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwiftCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/SwiftCodegen.java
@@ -276,9 +276,14 @@ public class SwiftCodegen extends DefaultCodegen implements CodegenConfig {
         return toModelName(type);
     }
 
+    @Override
+    public boolean isDataTypeFile(String dataType) {
+        return dataType != null && dataType.equals("NSURL");
+    }
+
     @Override
     public boolean isDataTypeBinary(final String dataType) {
-      return dataType != null && dataType.equals("NSData");
+        return dataType != null && dataType.equals("NSData");
     }
 
     /**