diff --git a/proxmoxtf/resource/file.go b/proxmoxtf/resource/file.go
index a35e14a6..9c7d6530 100644
--- a/proxmoxtf/resource/file.go
+++ b/proxmoxtf/resource/file.go
@@ -382,7 +382,7 @@ func fileCreate(ctx context.Context, d *schema.ResourceData, m interface{}) diag
 			httpClient := http.Client{
 				Transport: &http.Transport{
 					TLSClientConfig: &tls.Config{
-						MaxVersion:         tls.VersionTLS13,
+						MinVersion:         tls.VersionTLS13,
 						InsecureSkipVerify: sourceFileInsecure,
 					},
 				},