diff --git a/libs/libedit/src/makelist b/libs/libedit/src/makelist
index b7352a74df..a4e2628fee 100644
--- a/libs/libedit/src/makelist
+++ b/libs/libedit/src/makelist
@@ -36,13 +36,6 @@
 # makelist.sh: Automatically generate header files...
 
 AWK=awk
-TR=tr
-
-# workaround for solaris
-if [ -x /usr/xpg4/bin/tr ]
-then
-     TR=/usr/xpg4/bin/tr
-fi
 
 USAGE="Usage: $0 -h|-e|-fc|-fh|-bc|-bh|-m <filenames>"
 
@@ -148,7 +141,7 @@ case $FLAG in
 #
 -fh)
     cat $FILES | $AWK '/el_action_t/ { print $3 }' | \
-    sort | $TR '[:lower:]' '[:upper:]' | $AWK '
+    sort | LANG=C tr '[:lower:]' '[:upper:]' | $AWK '
 	BEGIN {
 	    printf("/* Automatically generated file, do not edit */\n");
 	    printf("#ifndef _h_fcns_c\n#define _h_fcns_c\n");