diff --git a/CMakeLists.txt b/CMakeLists.txt
index da25406..09a95de 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -58,7 +58,7 @@ include( ConfigureChecks.cmake )
 
 ###### global compiler settings
 
-add_definitions( -DHAVE_CONFIG_H -UTQT_NO_ASCII_CAST )
+add_definitions( -DHAVE_CONFIG_H )
 
 set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TQT_CXX_FLAGS}" )
 set( CMAKE_SHARED_LINKER_FLAGS "-Wl,--no-undefined" )
diff --git a/tdesudo/tdesudo.cpp b/tdesudo/tdesudo.cpp
index 957722d..c255d0f 100644
--- a/tdesudo/tdesudo.cpp
+++ b/tdesudo/tdesudo.cpp
@@ -134,7 +134,7 @@ TdeSudo::TdeSudo(TQWidget *parent, const char *name,const TQString& icon, const
 		FILE *fout;
 		char iceauthority[200];
 		char *host, *auth;
-		host = tqstrdup(dcopServer);
+		host = tqstrdup(dcopServer.ascii());
 		auth = tqstrdup(iceAuth);
 		int tempfile;
 		int oldumask = umask(077);
@@ -150,8 +150,8 @@ TdeSudo::TdeSudo(TQWidget *parent, const char *name,const TQString& icon, const
 		}
 		iceauthorityFile = iceauthority;
 		//FIXME we should change owner of iceauthority file, but don't have permissions
-		setenv("ICEAUTHORITY", iceauthorityFile, 1);
-	
+		setenv("ICEAUTHORITY", iceauthorityFile.local8Bit(), 1);
+
 		fout = popen("iceauth >/dev/null 2>&1", "w");
 		if (!fout) {
 			kdError() << "error in tdesudo running iceauth" << endl;
@@ -191,8 +191,8 @@ TdeSudo::TdeSudo(TQWidget *parent, const char *name,const TQString& icon, const
 	TQString c = "/usr/bin/xauth -q -f " + m_tmpname + " generate " 
 		+ TQString::fromLocal8Bit(disp) + " . trusted timeout 60";
 	blockSigChild(); // pclose uses waitpid()
-	
-	if (!(f = popen(c, "r"))) {
+
+	if (!(f = popen(c.local8Bit(), "r"))) {
 		kdWarning() << k_lineinfo << "Cannot run: " << c << "\n";
 		unblockSigChild();
 		return;
@@ -251,7 +251,7 @@ TdeSudo::TdeSudo(TQWidget *parent, const char *name,const TQString& icon, const
 		else if (priority)
 		{
 			TQString n = args->getOption("p");
-			int intn = atoi(n);
+			int intn = atoi(n.ascii());
 			intn =  (intn * 40 / 100) - (20 + 0.5);
 		
 			TQString strn;
@@ -334,7 +334,7 @@ void TdeSudo::receivedOut(TDEProcess*, char*buffer, int buflen)
 	pcTmp[buflen]='\0';
 	TQString strOut(pcTmp);
 
-	std::cout << strOut << std::endl;
+	std::cout << strOut.local8Bit() << std::endl;
 
 	static int badpass = 0;