diff --git a/BLFS/envars.conf b/BLFS/envars.conf
index ce7c01f..b8c80cd 100644
--- a/BLFS/envars.conf
+++ b/BLFS/envars.conf
@@ -71,32 +71,31 @@ export XDG_DATA_DIRS=/usr/share:/usr/local/share
 # man-db.conf, too.
 
 #--- Installation prefix
-export KDE4_PREFIX=/usr
+export KDE_PREFIX=/usr
 
 #--- If you want to install KDE on a non standard prefix, uncomment
 #    the next lines and edit them it as needed.
-#KDE4_PREFIX=/opt/kde4
-#KDE4DIR=$KDE4_PREFIX
-#KDEDIR=$KDE4_PREFIX
+#KDE_PREFIX=/opt/kde
+#KDEDIR=$KDE_PREFIX
 
-#PATH=$PATH:$KDE4_PREFIX/bin
+#PATH=$PATH:$KDE_PREFIX/bin
 #if [ -z PKG_CONFIG_PATH ]; then
-#  PKG_CONFIG_PATH=$KDE4_PREFIX/lib/pkgconfig:$KDE4_PREFIX/share/pkgconfig
+#  PKG_CONFIG_PATH=$KDE_PREFIX/lib/pkgconfig:$KDE_PREFIX/share/pkgconfig
 #else
-#  PKG_CONFIG_PATH=$PKG_CONFIG_PATH:$KDE4_PREFIX/lib/pkgconfig:$KDE4_PREFIX/share/pkgconfig
+#  PKG_CONFIG_PATH=$PKG_CONFIG_PATH:$KDE_PREFIX/lib/pkgconfig:$KDE_PREFIX/share/pkgconfig
 #fi
 #if [ -z XDG_DATA_DIRS ]; then
-#  XDG_DATA_DIRS=$KDE4_PREFIX/share
+#  XDG_DATA_DIRS=$KDE_PREFIX/share
 #else
-#  XDG_DATA_DIRS=$XDG_DATA_DIRS:$KDE4_PREFIX/share
+#  XDG_DATA_DIRS=$XDG_DATA_DIRS:$KDE_PREFIX/share
 #fi
 #if [ -z XDG_CONFIG_DIRS ]; then
-#  XDG_CONFIG_DIRS=/etc/kde4/xdg
+#  XDG_CONFIG_DIRS=/etc/kde/xdg
 #else
-#  XDG_CONFIG_DIRS=$XDG_CONFIG_DIRS:/etc/kde4/xdg
+#  XDG_CONFIG_DIRS=$XDG_CONFIG_DIRS:/etc/kde/xdg
 #fi
 
-#export KDE4_PREFIX KDE4DIR KDEDIR
+#export KDE_PREFIX KDEDIR KDEDIR
 
 #======== Optimizations =============