diff --git a/51-php/01.md b/51-php/01.md
index 7cd1f1c..081f4f2 100644
--- a/51-php/01.md
+++ b/51-php/01.md
@@ -26,7 +26,7 @@ Anyone who believes in Jesus is a “holy one,” that is, he is “set apart.
 
 See: [Holy Ones](../articles/holyones.md); [In Christ](../articles/inchrist.md)
 
-### Why was Philippi and important city? 
+### Why was Philippi an important city? 
 
 [1:1]