diff --git a/drivers/crypto/ccp/sev-dev.c b/drivers/crypto/ccp/sev-dev.c
index 9f588c9728f8..b292641c8a99 100644
--- a/drivers/crypto/ccp/sev-dev.c
+++ b/drivers/crypto/ccp/sev-dev.c
@@ -744,6 +744,11 @@ static int sev_update_firmware(struct device *dev)
 	struct page *p;
 	u64 data_size;
 
+	if (!sev_version_greater_or_equal(0, 15)) {
+		dev_dbg(dev, "DOWNLOAD_FIRMWARE not supported\n");
+		return -1;
+	}
+
 	if (sev_get_firmware(dev, &firmware) == -ENOENT) {
 		dev_dbg(dev, "No SEV firmware file present\n");
 		return -1;
@@ -776,6 +781,14 @@ static int sev_update_firmware(struct device *dev)
 	data->len = firmware->size;
 
 	ret = sev_do_cmd(SEV_CMD_DOWNLOAD_FIRMWARE, data, &error);
+
+	/*
+	 * A quirk for fixing the committed TCB version, when upgrading from
+	 * earlier firmware version than 1.50.
+	 */
+	if (!ret && !sev_version_greater_or_equal(1, 50))
+		ret = sev_do_cmd(SEV_CMD_DOWNLOAD_FIRMWARE, data, &error);
+
 	if (ret)
 		dev_dbg(dev, "Failed to update SEV firmware: %#x\n", error);
 	else
@@ -1285,8 +1298,7 @@ void sev_pci_init(void)
 	if (sev_get_api_version())
 		goto err;
 
-	if (sev_version_greater_or_equal(0, 15) &&
-	    sev_update_firmware(sev->dev) == 0)
+	if (sev_update_firmware(sev->dev) == 0)
 		sev_get_api_version();
 
 	/* If an init_ex_path is provided rely on INIT_EX for PSP initialization