diff --git a/README.md b/README.md
index dce16a4..4d31385 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,9 @@
+## How 2 Dev
+
+`gem install bundler`
+`bundler install`
+`bundler exec jekyll serve`
+
 ### Theme Copyright and license
 
 It is under [the MIT license](/LICENSE).
diff --git a/_posts/2018-11-29-seccon_ghostkingdom.markdown b/_posts/2018-11-29-seccon_ghostkingdom.markdown
index d6901cb..0f08b1b 100644
--- a/_posts/2018-11-29-seccon_ghostkingdom.markdown
+++ b/_posts/2018-11-29-seccon_ghostkingdom.markdown
@@ -2,7 +2,7 @@
 title:  "SECCON Ghostkingdom Writeup"
 date:   2018-11-29
 categories: [writeup]
-tags: [writeups]
+tags: [writeups, web]
 ---
 **Solved by: 0x6e6576657220676f6e6e61, p4wn, $ud0**
 
diff --git a/screenshot.png b/screenshot.png
deleted file mode 100644
index d85a448..0000000
Binary files a/screenshot.png and /dev/null differ