diff --git a/website/contact/index.html b/website/contact/index.html
index 5317cd51..f9eff143 100644
--- a/website/contact/index.html
+++ b/website/contact/index.html
@@ -1,12 +1,11 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
+<!DOCTYPE html>
+<html>
 <head>
 <title>i3 - an improved dynamic tiling window manager</title>
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii" />
-<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8" />
-<meta name="author" content="i3 developers" />
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii">
+<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8">
+<meta name="author" content="i3 developers">
 <style type="text/css">
 body {
 	text-align: justify;
diff --git a/website/docs/index.html b/website/docs/index.html
index ff164323..d1db9e7d 100644
--- a/website/docs/index.html
+++ b/website/docs/index.html
@@ -1,12 +1,11 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
+<!DOCTYPE html>
+<html>
 <head>
 <title>i3 - an improved dynamic tiling window manager</title>
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii" />
-<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8" />
-<meta name="author" content="i3 developers" />
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii">
+<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8">
+<meta name="author" content="i3 developers">
 <style type="text/css">
 body {
 	text-align: justify;
diff --git a/website/downloads/index.html b/website/downloads/index.html
index 360413a7..7b2701a9 100644
--- a/website/downloads/index.html
+++ b/website/downloads/index.html
@@ -1,12 +1,11 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
+<!DOCTYPE html>
+<html>
 <head>
 <title>i3 - an improved dynamic tiling window manager</title>
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii" />
-<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8" />
-<meta name="author" content="i3 developers" />
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii">
+<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8">
+<meta name="author" content="i3 developers">
 <style type="text/css">
 body {
 	text-align: justify;
diff --git a/website/index.html b/website/index.html
index 9528ac32..67094921 100644
--- a/website/index.html
+++ b/website/index.html
@@ -1,12 +1,11 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
+<!DOCTYPE html>
+<html>
 <head>
 <title>i3 - an improved dynamic tiling window manager</title>
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii" />
-<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8" />
-<meta name="author" content="i3 developers" />
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii">
+<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8">
+<meta name="author" content="i3 developers">
 <style type="text/css">
 body {
 	text-align: justify;
diff --git a/website/screenshots/index.html b/website/screenshots/index.html
index c43e03cb..756ae466 100644
--- a/website/screenshots/index.html
+++ b/website/screenshots/index.html
@@ -1,12 +1,11 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
- "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
+<!DOCTYPE html>
+<html>
 <head>
 <title>i3 - an improved dynamic tiling window manager</title>
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii" />
-<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8" />
-<meta name="author" content="i3 developers" />
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<meta name="description" content="i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii">
+<meta name="keywords" content="i3, window, manager, tiling, keyboard, wmii, x11, xcb, xinerama, utf8">
+<meta name="author" content="i3 developers">
 <style type="text/css">
 body {
 	text-align: justify;
