diff --git a/configure.in b/configure.in
index b4bb3548fa..e105aa06b1 100644
--- a/configure.in
+++ b/configure.in
@@ -29,8 +29,8 @@ host_libs="mmalloc libiberty opcodes bfd readline glob tcl tk"
 # these tools are built for the host environment
 #
 host_tools="texinfo byacc flex bison binutils ld gas gcc gdb make patch
-	    gnats send-pr gprof gdbtest tgas etc expect deja-gnu dejagnu
-            sim m4 autoconf ispell grep diff rcs cvs fileutils shellutils
+	    send-pr gprof gdbtest tgas etc expect deja-gnu dejagnu sim
+            m4 autoconf ispell grep diff rcs cvs fileutils shellutils
 	    textutils wdiff find emacs uudecode hello tar gzip indent
 	    recode"