diff --git a/README.md b/README.md
index 89454f3..fa2bd7e 100644
--- a/README.md
+++ b/README.md
@@ -2528,7 +2528,7 @@ duration = time() - start_time
 #### High performance:
 ```python
 from time import perf_counter
-start_time = perf_counter()             # Seconds since restart.
+start_time = perf_counter()             # Seconds since the restart.
 ...
 duration = perf_counter() - start_time
 ```
diff --git a/index.html b/index.html
index d487fff..fe53644 100644
--- a/index.html
+++ b/index.html
@@ -2204,7 +2204,7 @@ duration = time() - start_time
 
 
 <div><h4 id="highperformance">High performance:</h4><pre><code class="python language-python hljs"><span class="hljs-keyword">from</span> time <span class="hljs-keyword">import</span> perf_counter
-start_time = perf_counter()             <span class="hljs-comment"># Seconds since restart.</span>
+start_time = perf_counter()             <span class="hljs-comment"># Seconds since the restart.</span>
 ...
 duration = perf_counter() - start_time
 </code></pre></div>