diff --git a/src/rotate_column.c b/src/rotate_column.c
new file mode 100644
index 0000000..43f6b72
--- /dev/null
+++ b/src/rotate_column.c
@@ -0,0 +1,9 @@
+int rotate_col (void)
+{
+	int temp;
+	temp = tile_current[0];
+	tile_current[0] = tile_current[1];
+	tile_current[1] = tile_current[2];
+	tile_current[2] = temp;
+	return 0;
+}