diff --git a/one.cpp b/one.cpp
index 9005596ff..00ca8e8c4 100644
--- a/one.cpp
+++ b/one.cpp
@@ -140,6 +140,7 @@ static void cliPrintHelp(const char *pn,FILE *out)
 	fprintf(out,"  listmoons               - List moons (federated root sets)" ZT_EOL_S);
 	fprintf(out,"  orbit <world ID> <seed> - Join a moon via any member root" ZT_EOL_S);
 	fprintf(out,"  deorbit <world ID>      - Leave a moon" ZT_EOL_S);
+	fprintf(out,"  dump                    - Debug settings dump for support" ZT_EOL_S);
 	fprintf(out,ZT_EOL_S"Available settings:" ZT_EOL_S);
 	fprintf(out,"  Settings to use with [get/set] may include property names from " ZT_EOL_S);
 	fprintf(out,"  the JSON output of \"zerotier-cli -j listnetworks\". Additionally, " ZT_EOL_S);