diff --git a/bob/ip/binseg/utils/resources.py b/bob/ip/binseg/utils/resources.py
index 2d23032285d434b2608a1f445892ddee6299f839..8a3c361287a5c4809ba79f9f5b8e1f8d7a9e5c26 100644
--- a/bob/ip/binseg/utils/resources.py
+++ b/bob/ip/binseg/utils/resources.py
@@ -62,7 +62,7 @@ def gpu_info(query=_nvidia_query):
         )
         values = [k.strip() for k in values.split(",")]
         regexp = re.compile(r"(\.|_)")
-        fieldnames = [k.sub("-", k) for k in query]
+        fieldnames = [regexp.sub("-", k) for k in query]
         return tuple(zip(fieldnames, values))