diff --git a/lib_ca_master/lib_ca_master.pro b/lib_ca_master/lib_ca_master.pro
index f694294..b50a178 100644
--- a/lib_ca_master/lib_ca_master.pro
+++ b/lib_ca_master/lib_ca_master.pro
@@ -5,6 +5,7 @@ VERSION="1.0.0"
 include(../DCLibraries.pri)
 
 DEFINES+=THIS_IS_CA_MASTER
+DEFINES-=THIS_IS_CA_SLAVE
 DESTDIR=$${_PRO_FILE_PWD_}/../build
 
 unix {