diff --git a/changelog/jason-w123-fix-dumpkeyset-master.md b/changelog/jason-w123-fix-dumpkeyset-master.md
new file mode 100644
index 0000000000..0ec7d8e8c4
--- /dev/null
+++ b/changelog/jason-w123-fix-dumpkeyset-master.md
@@ -0,0 +1,2 @@
+### Fixed
+- Disable chunked-store in datool dumpkeyset
diff --git a/cmd/anytrusttool/main.go b/cmd/anytrusttool/main.go
index 0888d02933..1650a73302 100644
--- a/cmd/anytrusttool/main.go
+++ b/cmd/anytrusttool/main.go
@@ -363,6 +363,11 @@ func dumpKeyset(args []string) error {
 		return err
 	}
 
+	// Disable chunked store since dumpKeyset doesn't need to store data,
+	// it only needs to read public keys to compute the keyset hash.
+	// Chunked store requires a signer which is not available here.
+	config.Keyset.RPCClient.EnableChunkedStore = false
+
 	services, err := anytrust.ParseServices(config.Keyset, nil)
 	if err != nil {
 		return err