diff --git a/readme.txt b/readme.txt
index bb5e677c3..170559978 100644
--- a/readme.txt
+++ b/readme.txt
@@ -45,8 +45,7 @@ Compiling
     g++ (for experts)
     =================
         If you just want to build Cppcheck then you can use this command:
-            g++ -o cppcheck -Ilib cli/*.cpp lib/*.cpp
-
+            g++ -o cppcheck -lpcre -Ilib -Iexternals cli/*.cpp lib/*.cpp externals/tinyxml/*.cpp
     mingw
     =====
         make LDFLAGS=-lshlwapi