diff --git a/kxsldbg/kxsldbgpart/libxsldbg/files.cpp b/kxsldbg/kxsldbgpart/libxsldbg/files.cpp
index 3a7c6add..77e6c1bb 100644
--- a/kxsldbg/kxsldbgpart/libxsldbg/files.cpp
+++ b/kxsldbg/kxsldbgpart/libxsldbg/files.cpp
@@ -37,6 +37,7 @@
 #endif
 
 #endif /* BUILD_DOCS */
+#include <cstdlib>
 
 
 /* top xml document */
diff --git a/kxsldbg/kxsldbgpart/libxsldbg/files_unix.cpp b/kxsldbg/kxsldbgpart/libxsldbg/files_unix.cpp
index 5c1bcbff..992b0149 100644
--- a/kxsldbg/kxsldbgpart/libxsldbg/files_unix.cpp
+++ b/kxsldbg/kxsldbgpart/libxsldbg/files_unix.cpp
@@ -21,6 +21,7 @@
 #include "files.h"
 #include "utils.h"
 #include "options.h"
+#include <cstdlib>
 
 static char *tempNames[2] = { NULL, NULL };
 
diff --git a/kxsldbg/kxsldbgpart/libxsldbg/options.cpp b/kxsldbg/kxsldbgpart/libxsldbg/options.cpp
index 196f2ba9..cb916f51 100644
--- a/kxsldbg/kxsldbgpart/libxsldbg/options.cpp
+++ b/kxsldbg/kxsldbgpart/libxsldbg/options.cpp
@@ -27,6 +27,7 @@
 #include <kstandarddirs.h> 
 #include <tqfileinfo.h>
 #include <tqstringlist.h>
+#include <cstdlib>
 
 
 /* keep track of our integer/boolean options */
diff --git a/kxsldbg/kxsldbgpart/libxsldbg/os_cmds.cpp b/kxsldbg/kxsldbgpart/libxsldbg/os_cmds.cpp
index dac5bb0f..8c5e26e8 100644
--- a/kxsldbg/kxsldbgpart/libxsldbg/os_cmds.cpp
+++ b/kxsldbg/kxsldbgpart/libxsldbg/os_cmds.cpp
@@ -19,6 +19,7 @@
 #include "xsldbg.h"
 #include "debugXSL.h"
 #include "files.h"
+#include <cstdlib>
 
 /* -----------------------------------------
 
diff --git a/kxsldbg/kxsldbgpart/libxsldbg/xsldbg.cpp b/kxsldbg/kxsldbgpart/libxsldbg/xsldbg.cpp
index a3d01cab..d05281f5 100644
--- a/kxsldbg/kxsldbgpart/libxsldbg/xsldbg.cpp
+++ b/kxsldbg/kxsldbgpart/libxsldbg/xsldbg.cpp
@@ -39,6 +39,7 @@
 #include "files.h"
 #include "breakpoint.h"
 #include "debugXSL.h"
+#include <cstdlib>
 
 #include <libxml/xmlerror.h>
 #include "xsldbgmsg.h"
diff --git a/kxsldbg/xsldbgmain.cpp b/kxsldbg/xsldbgmain.cpp
index 9d782dc2..ceb275df 100644
--- a/kxsldbg/xsldbgmain.cpp
+++ b/kxsldbg/xsldbgmain.cpp
@@ -39,6 +39,7 @@
 #include <tdelocale.h>
 #include <tdeglobal.h>
 #include <kdebug.h>
+#include <cstdlib>
 /* Forward delare private functions */
 static int notifyXsldbgAppSimple(XsldbgMessageEnum type, const void *data);
 static int notifyStateXsldbgAppSimple(XsldbgMessageEnum type, int commandId,