diff --git a/Makefile.inc1 b/Makefile.inc1
index c41dbe5b6fa1..2e42ce3a582e 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -523,8 +523,8 @@ _libkrb5= kerberos5/lib/libroken kerberos5/lib/libasn1 kerberos5/lib/libhdb \
 .endif
 
 build-tools:
-.for _tool in bin/sh ${_games} gnu/usr.bin/cc/cc_tools ${_fortran} \
-    ${_libroken4} ${_libkrb5} lib/libncurses ${_share}
+.for _tool in bin/sh ${_games} gnu/usr.bin/gperf gnu/usr.bin/cc/cc_tools \
+    ${_fortran} ${_libroken4} ${_libkrb5} lib/libncurses ${_share}
 	cd ${.CURDIR}/${_tool}; ${MAKE} build-tools
 .endfor