diff --git a/styleguide/testpage.html b/styleguide/testpage.html
index 0dd191d..fa8e27e 100644
--- a/styleguide/testpage.html
+++ b/styleguide/testpage.html
@@ -68,17 +68,17 @@
         <pre><code>#include &lt;stdlib.h&gt;
 
 int *positives(int *numbers, int *size) {
-int new_size = 0;
+  int new_size = 0;
 
-for (int i = 0; i &lt; *size; i++) {
-if (numbers[i] &gt;= 0) {
-numbers[new_size] = numbers[i];
-new_size++;
-}
-}
+  for (int i = 0; i &lt; *size; i++) {
+    if (numbers[i] &gt;= 0) {
+      numbers[new_size] = numbers[i];
+      new_size++;
+    }
+  }
 
-*size = new_size;
-return realloc(numbers, sizeof(*numbers) * new_size);
+  *size = new_size;
+  return realloc(numbers, sizeof(*numbers) * new_size);
 }</code></pre>
     </section>