diff --git a/pkg/exporter/nettop/netns.go b/pkg/exporter/nettop/netns.go
index c1d7e86d..a8b59fb8 100644
--- a/pkg/exporter/nettop/netns.go
+++ b/pkg/exporter/nettop/netns.go
@@ -26,12 +26,12 @@ func getNsInumByPid(pid int) (int, error) {
 	}
 
 	if fields[0] == "net" {
-		inode, err := strconv.ParseUint(strings.Trim(fields[1], "[]"), 10, 32)
+		inode, err := strconv.Atoi(strings.Trim(fields[1], "[]"))
 		if err != nil {
 			return 0, fmt.Errorf("failed to parse inode from %q: %w", fields[1], err)
 		}
 
-		return int(inode), nil
+		return inode, nil
 	}
 
 	return 0, fmt.Errorf("net namespace of %d not found", pid)