diff --git a/docs/source/benchmarks.rst b/docs/source/benchmarks.rst
index ba79052cfe..d13c5ff8bb 100644
--- a/docs/source/benchmarks.rst
+++ b/docs/source/benchmarks.rst
@@ -99,6 +99,7 @@ An instantiated benchmark object can then simply be run by calling ``benchmark.r
     --------------------------------------------------------------------------------
 
     ====================        ENVIRONMENT INFORMATION         ====================
+
     - transformers_version: 2.11.0
     - framework: PyTorch
     - use_torchscript: False
@@ -145,6 +146,7 @@ An instantiated benchmark object can then simply be run by calling ``benchmark.r
     --------------------------------------------------------------------------------
 
     ====================        ENVIRONMENT INFORMATION         ====================
+
     - transformers_version: 2.11.0
     - framework: Tensorflow
     - use_xla: False
@@ -228,6 +230,7 @@ configurations must be inserted with the benchmark args as follows.
     --------------------------------------------------------------------------------
 
     ====================        ENVIRONMENT INFORMATION         ====================
+
     - transformers_version: 2.11.0
     - framework: PyTorch
     - use_torchscript: False
@@ -297,6 +300,7 @@ configurations must be inserted with the benchmark args as follows.
     --------------------------------------------------------------------------------
 
     ====================        ENVIRONMENT INFORMATION         ====================
+
     - transformers_version: 2.11.0
     - framework: Tensorflow
     - use_xla: False
diff --git a/utils/style_doc.py b/utils/style_doc.py
index da251b8fb3..a1b7639a98 100644
--- a/utils/style_doc.py
+++ b/utils/style_doc.py
@@ -381,9 +381,9 @@ def style_rst_file(doc_file, max_len=119, check_only=False):
         doc = f.read()
 
     # Add missing new lines before lists
-    doc = _add_new_lines_before_list(doc)
+    clean_doc = _add_new_lines_before_list(doc)
     # Style
-    clean_doc = rst_styler.style(doc, max_len=max_len)
+    clean_doc = rst_styler.style(clean_doc, max_len=max_len)
 
     diff = clean_doc != doc
     if not check_only and diff: