diff -r 970f28090a06 -r 46d4b0aa4542 src/jdk.jpackage/share/classes/jdk/jpackage/internal/resources/HelpResources.properties
--- a/src/jdk.jpackage/share/classes/jdk/jpackage/internal/resources/HelpResources.properties	Thu Jun 06 19:14:02 2019 -0400
+++ b/src/jdk.jpackage/share/classes/jdk/jpackage/internal/resources/HelpResources.properties	Thu Jun 06 19:18:09 2019 -0400
@@ -247,12 +247,12 @@
 \  --mac-sign\n\
 \          Request that the bundle be signed\n\
 \  --mac-signing-keychain <file path>\n\
-\          Path of the keychain to use\n\
-\          (absolute path or relative to the current directory)\n\
+\          Path of the keychain to search for the signing identity\n\
+\          (absolute path or relative to the current directory).\n\
 \          If not specified, the standard keychains are used.\n\
-\  --mac-signing-key-user-name <user name>\n\
-\          User name portion of the typical\n\
-\          "Mac Developer ID Application: <user name>" signing key\n\
+\  --mac-signing-key-user-name <team name>\n\
+\          Team name portion in Apple signing identities' names.\n\
+\          For example "Developer ID Application: "\n\
 
 MSG_Help_linux_install=\
 \  --linux-bundle-name <bundle name>\n\