diff --git a/Building-PokerTH-for-Linux.md.md b/Building-PokerTH-for-Linux.md.md
index 593fa16..68c5759 100644
--- a/Building-PokerTH-for-Linux.md.md
+++ b/Building-PokerTH-for-Linux.md.md
@@ -45,14 +45,14 @@ Runtime libraries are not enough to compile. Development packages are mandatory
 ## Compilation 
 ### Server (official): 
 ```
-$ qmake CONFIG+="official_server" -spec linux-g++ pokerth.pro
+$ qmake QMAKE_CFLAGS_ISYSTEM="" CONFIG+="force_debug_info" -spec linux-g++ pokerth.pro
 $ make
 ```
 Binaries are left in (./bin/pokerth_server and ./chatcleaner)
 
 ### Client: 
 ```
-$ qmake CONFIG+="client" -spec linux-g++ pokerth.pro
+$ qmake CONFIG+="client" QMAKE_CFLAGS_ISYSTEM="" -spec linux-g++ pokerth.pro
 $ make
 ```
 Binary is left in (./pokerth)