diff --git a/gdb/acinclude.m4 b/gdb/acinclude.m4
index 11cc0bc241..ad150bac3c 100644
--- a/binutils-gdb/gdb/acinclude.m4
+++ b/binutils-gdb/gdb/acinclude.m4
@@ -258,7 +258,7 @@ dnl Note: you must use first use SC_LOAD_TCLCONFIG!
 AC_DEFUN([CY_AC_TCL_PRIVATE_HEADERS], [
   AC_MSG_CHECKING([for Tcl private headers])
   private_dir=""
-  dir=`echo ${TCL_INCLUDE_SPEC}/tcl-private/generic | sed -e s/-I//`
+  dir=`echo ${TCL_INCLUDE_SPEC} | sed -e s/-I//`
   if test -f ${dir}/tclInt.h ; then
     private_dir=${dir}
   fi