diff --git a/cloud_gpu.json b/cloud_gpu.json
index cf1a3d4..bf88c31 100644
--- a/cloud_gpu.json
+++ b/cloud_gpu.json
@@ -107,7 +107,7 @@
             "costa5000": "-",
             "costa6000": "-",
             "costa100_40": "-",
-            "costa100_80": null,
+            "costa100_80": "-",
             "costrtx6000": "-",
             "costa40": "-",
             "costa10": "-",