diff --git a/src/Makefile b/src/Makefile
index 613a394b14..33f9100347 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -33,7 +33,7 @@ INCLPATH = -I.. \
            -I./../lib/ComboBox-1.33 \
            -I./../lib/XmHTML-1.1.0/src
 #           -I./../lib/libhtmlw 
-CFLAGS   = -O2
+CFLAGS   = -O2 -DCELL_WIDGETS=1
 LFLAGS   = -O2
 LIBS     = -lXpm -lXm -lXmu -lXt -lXext  -lSM -lICE -lX11  -lpng -ljpeg -lz -lm
 LIBPATH  = -L/usr/X11R6/lib
diff --git a/src/Makefile.in b/src/Makefile.in
index 22322cc12e..271ad09e88 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -33,7 +33,7 @@ INCLPATH = -I.. \
            -I@srcdir@/../lib/ComboBox-1.33 \
            -I@srcdir@/../lib/XmHTML-1.1.0/src
 #           -I@srcdir@/../lib/libhtmlw 
-CFLAGS   = @cflags@
+CFLAGS   = @cflags@ -DCELL_WIDGETS=1
 LFLAGS   = @lflags@
 LIBS     = @LIBS@
 LIBPATH  = -L@x_libraries@