diff --git a/kregexpeditor/CMakeLists.txt b/kregexpeditor/CMakeLists.txt
index 777fcaa..edc9fd1 100644
--- a/kregexpeditor/CMakeLists.txt
+++ b/kregexpeditor/CMakeLists.txt
@@ -33,7 +33,7 @@ link_directories(
 )
 
 add_definitions(
-  -DQT_NO_CAST_ASCII
+  -DTQT_NO_CAST_ASCII
 )
 
 
diff --git a/kregexpeditor/KMultiFormListBox/CMakeLists.txt b/kregexpeditor/KMultiFormListBox/CMakeLists.txt
index 67bfa33..81a6f89 100644
--- a/kregexpeditor/KMultiFormListBox/CMakeLists.txt
+++ b/kregexpeditor/KMultiFormListBox/CMakeLists.txt
@@ -23,7 +23,7 @@ link_directories(
 )
 
 add_definitions(
-  -DQT_NO_CAST_ASCII
+  -DTQT_NO_CAST_ASCII
 )
 
 
diff --git a/kregexpeditor/KMultiFormListBox/Makefile.am b/kregexpeditor/KMultiFormListBox/Makefile.am
index 3f2a395..95a3c79 100644
--- a/kregexpeditor/KMultiFormListBox/Makefile.am
+++ b/kregexpeditor/KMultiFormListBox/Makefile.am
@@ -1,4 +1,4 @@
-AM_CPPFLAGS = -DQT_NO_CAST_ASCII
+AM_CPPFLAGS = -DTQT_NO_CAST_ASCII
 noinst_LTLIBRARIES  = libtdemultiformlistbox.la
 
 INCLUDES= -I$(srcdir)/../KWidgetStreamer $(all_includes)
diff --git a/kregexpeditor/KWidgetStreamer/CMakeLists.txt b/kregexpeditor/KWidgetStreamer/CMakeLists.txt
index e5b27b7..1f0479c 100644
--- a/kregexpeditor/KWidgetStreamer/CMakeLists.txt
+++ b/kregexpeditor/KWidgetStreamer/CMakeLists.txt
@@ -23,7 +23,7 @@ link_directories(
 )
 
 add_definitions(
-  -DQT_NO_CAST_ASCII
+  -DTQT_NO_CAST_ASCII
 )
 
 
diff --git a/kregexpeditor/KWidgetStreamer/Makefile.am b/kregexpeditor/KWidgetStreamer/Makefile.am
index c9b1260..42eff66 100644
--- a/kregexpeditor/KWidgetStreamer/Makefile.am
+++ b/kregexpeditor/KWidgetStreamer/Makefile.am
@@ -1,4 +1,4 @@
-AM_CPPFLAGS = -DQT_NO_CAST_ASCII
+AM_CPPFLAGS = -DTQT_NO_CAST_ASCII
 noinst_LTLIBRARIES  = libkwidgetstreamer.la
 
 INCLUDES=  -I$(srcdir)/../KMultiFormListBox $(all_includes)
diff --git a/kregexpeditor/Makefile.am b/kregexpeditor/Makefile.am
index b4b6625..ff9acd0 100644
--- a/kregexpeditor/Makefile.am
+++ b/kregexpeditor/Makefile.am
@@ -2,7 +2,7 @@ SUBDIRS = KWidgetStreamer KMultiFormListBox picts predefined
 
 KDE_ICON=AUTO
 
-AM_CPPFLAGS = -DQT_NO_CAST_ASCII -I$(srcdir)/KWidgetStreamer -I$(srcdir)/KMultiFormListBox $(all_includes)
+AM_CPPFLAGS = -DTQT_NO_CAST_ASCII -I$(srcdir)/KWidgetStreamer -I$(srcdir)/KMultiFormListBox $(all_includes)
 
 # (useless)
 noinst_HEADERS = \
diff --git a/tdessh/CMakeLists.txt b/tdessh/CMakeLists.txt
index 9681682..94fa5ec 100644
--- a/tdessh/CMakeLists.txt
+++ b/tdessh/CMakeLists.txt
@@ -22,7 +22,7 @@ link_directories(
 )
 
 add_definitions(
-  -DQT_NO_CAST_ASCII
+  -DTQT_NO_CAST_ASCII
 )
 
 
diff --git a/tdessh/Makefile.am b/tdessh/Makefile.am
index e8ed4a4..c6cedf8 100644
--- a/tdessh/Makefile.am
+++ b/tdessh/Makefile.am
@@ -1,5 +1,5 @@
 ## Makefile.am for tdessh
-AM_CPPFLAGS = -DQT_NO_CAST_ASCII
+AM_CPPFLAGS = -DTQT_NO_CAST_ASCII
 
 INCLUDES= $(all_includes)