diff --git a/lib/dns/tests/Makefile.in b/lib/dns/tests/Makefile.in
index e06826dee1..44e12b1bda 100644
--- a/lib/dns/tests/Makefile.in
+++ b/lib/dns/tests/Makefile.in
@@ -234,9 +234,9 @@ time_test@EXEEXT@: time_test.@O@ dnstest.@O@ ${ISCDEPLIBS} ${DNSDEPLIBS}
 		${LDFLAGS} -o $@ time_test.@O@ dnstest.@O@ \
 		${DNSLIBS} ${ISCLIBS} ${LIBS}
 
-WRAP = -Wl,--wrap=isc__mem_put,--wrap=isc__mem_get,--wrap=isc_mem_attach,--wrap=isc_mem_detach
+WRAP_OPTIONS = -Wl,--wrap=isc__mem_put,--wrap=isc__mem_get,--wrap=isc_mem_attach,--wrap=isc_mem_detach
 tkey_test@EXEEXT@: tkey_test.@O@ ${ISCDEPLIBS} ${DNSDEPLIBS}
-	if test "${LD_WRAP_TESTS}" = true; then wrap="${WRAP}"; fi; \
+	if test "${LD_WRAP_TESTS}" = true; then WRAP="${WRAP_OPTIONS}"; fi; \
 	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${CFLAGS} \
 			${LDFLAGS} ${WRAP} -o $@ tkey_test.@O@ \
 			${DNSLIBS} ${ISCLIBS} ${LIBS}