diff --git a/README.md b/README.md
index 2e4cabb..9df85ce 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ python main.py [crc32hash]
 
 # C
 mkdir build
+cd build
 cmake ..
 make
 ./crack [crc32hash]