diff --git a/docs/src/main/asciidoc/spring-cloud-config.adoc b/docs/src/main/asciidoc/spring-cloud-config.adoc
index 63aeb5b1..be58eab5 100644
--- a/docs/src/main/asciidoc/spring-cloud-config.adoc
+++ b/docs/src/main/asciidoc/spring-cloud-config.adoc
@@ -1207,6 +1207,12 @@ $ keytool -genkeypair -alias mytestkey -keyalg RSA \
   -keypass changeme -keystore server.jks -storepass letmein
 ----
 
+NOTE:  When using JDK 11 or above you may get the following warning when using the command above.  In this case
+you probably want to make sure the `keypass` and `storepass` values match.
+----
+Warning:  Different store and key passwords not supported for PKCS12 KeyStores. Ignoring user-specified -keypass value.
+----
+
 Put the `server.jks` file in the classpath (for instance) and then, in
 your `bootstrap.yml`, for the Config Server, create the following settings: