diff --git a/web/pgadmin/tools/sqleditor/__init__.py b/web/pgadmin/tools/sqleditor/__init__.py
index 4e1efd5..f50bf32 100644
--- a/web/pgadmin/tools/sqleditor/__init__.py
+++ b/web/pgadmin/tools/sqleditor/__init__.py
@@ -1200,12 +1200,18 @@ def load_file():
     if request.data:
         file_data = json.loads(request.data, encoding='utf-8')

-    file_path = unquote(file_data['file_name'])
+    if hasattr(str, 'decode'):
+        file_path = unquote(file_data['file_name']).decode('utf-8')
+    else:
+        file_path = unquote(file_data['file_name'])
     # retrieve storage directory path
     storage_manager_path = get_storage_directory()
     if storage_manager_path:
         # generate full path of file
-        file_path = os.path.join(storage_manager_path, file_path.lstrip('/'))
+        file_path = os.path.join(
+            storage_manager_path,
+            file_path.lstrip('/')
+        )

     file_data = None

@@ -1224,7 +1230,10 @@ def load_file():
             is_binary = is_binary_string(fileObj.read(1024))
             if not is_binary:
                 fileObj.seek(0)
-                file_data = fileObj.read()
+                if hasattr(str, 'decode'):
+                    file_data = fileObj.read().decode('utf-8')
+                else:
+                    file_data = fileObj.read()
             else:
                 return internal_server_error(
                     errormsg=gettext("File type not supported")
@@ -1261,18 +1270,28 @@ def save_file():
     storage_manager_path = get_storage_directory()

     # generate full path of file
-    file_path = unquote(file_data['file_name'])
+    if hasattr(str, 'decode'):
+        file_path = unquote(file_data['file_name']).decode('utf-8')
+    else:
+        file_path = unquote(file_data['file_name'])
     if storage_manager_path is not None:
         file_path = os.path.join(
             storage_manager_path,
-            unquote(file_data['file_name'].lstrip('/'))
+            file_path.lstrip('/')
         )
-    file_content = file_data['file_content']
+
+    if hasattr(str, 'decode'):
+        file_content = file_data['file_content']
+    else:
+        file_content = file_data['file_content'].encode()

     # write to file
     try:
-        with open(file_path, 'w') as output_file:
-            output_file.write(file_content)
+        with open(file_path, 'wb') as output_file:
+            if hasattr(str, 'decode'):
+                output_file.write(file_content.encode('utf-8'))
+            else:
+                output_file.write(file_content)
     except IOError as e:
         if e.strerror == 'Permission denied':
             err_msg = "Error: {0}".format(e.strerror)