diff --git a/.pending/improvements/sdk/3655-Improve-signatu b/.pending/improvements/sdk/3655-Improve-signatu
new file mode 100644
index 000000000000..deaeaf828835
--- /dev/null
+++ b/.pending/improvements/sdk/3655-Improve-signatu
@@ -0,0 +1 @@
+#3655 Improve signature verification failure error message.
diff --git a/x/auth/ante.go b/x/auth/ante.go
index 57b566d04f7d..fb6cc7eae16c 100644
--- a/x/auth/ante.go
+++ b/x/auth/ante.go
@@ -199,7 +199,7 @@ func processSig(
 	}
 
 	if !simulate && !pubKey.VerifyBytes(signBytes, sig.Signature) {
-		return nil, sdk.ErrUnauthorized("signature verification failed").Result()
+		return nil, sdk.ErrUnauthorized("signature verification failed; verify correct account sequence and chain-id").Result()
 	}
 
 	if err := acc.SetSequence(acc.GetSequence() + 1); err != nil {