diff --git a/README b/README
index 188dbf269..6adf94cbf 100644
--- a/README
+++ b/README
@@ -7,6 +7,7 @@ Requirements
 In order to build awesome itself, you need header files and libs of:
   - cmake (>= 2.6)
   - Xlib
+  - xproto
   - xcb (>= 1.1)
   - xcb-util (>= 0.3)
   - Lua (>= 5.1)
diff --git a/awesomeConfig.cmake b/awesomeConfig.cmake
index 007b61065..eba659073 100644
--- a/awesomeConfig.cmake
+++ b/awesomeConfig.cmake
@@ -142,7 +142,8 @@ pkg_check_modules(AWESOME_REQUIRED REQUIRED
     xcb-atom>=0.3.0
     xcb-keysyms>=0.3.0
     xcb-icccm>=0.3.0
-    cairo-xcb)
+    cairo-xcb
+    xproto>=7.0.11)
 
 if(NOT AWESOME_REQUIRED_FOUND OR NOT AWESOME_COMMON_REQUIRED_FOUND)
     message(FATAL_ERROR)