diff --git a/src/test/modules/ssl_passphrase_callback/Makefile b/src/test/modules/ssl_passphrase_callback/Makefile
index a3b518b50d..f81265c296 100644
--- a/src/test/modules/ssl_passphrase_callback/Makefile
+++ b/src/test/modules/ssl_passphrase_callback/Makefile
@@ -20,3 +20,21 @@ include $(top_srcdir)/contrib/contrib-global.mk
 endif
 
 SHLIB_LINK += $(filter -lssl -lcrypto -lssleay32 -leay32, $(LIBS))
+
+# Targets to generate or remove the ssl certificate and key
+# Normally not needed. Don't run these targets in a vpath build, the results
+# won't be in the right place if you do.
+
+# needs to agree with what's in the test script
+PASS = FooBaR1
+
+.PHONY: ssl-files ssl-files-clean
+
+ssl-files:
+	openssl req -new -x509 -days 10000 -nodes -out server.crt \
+		-keyout server.ckey -subj "/CN=localhost"
+	openssl rsa -aes256 -in server.ckey -out server.key -passout pass:$(PASS)
+	rm server.ckey
+
+ssl-files-clean:
+	rm -f server.crt server.key