diff --git a/agent/Cargo.toml b/agent/Cargo.toml
index b83ea79..5801ea8 100644
--- a/agent/Cargo.toml
+++ b/agent/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "nanometrics-agent"
-version = "0.1.10"
+version = "0.1.11"
 edition = "2021"
 
 [lib]
diff --git a/agent/src/metrics/smart.rs b/agent/src/metrics/smart.rs
index b4e205f..a19ec4c 100644
--- a/agent/src/metrics/smart.rs
+++ b/agent/src/metrics/smart.rs
@@ -91,17 +91,12 @@ pub fn collect() -> Option<Vec<crate::payload::SmartMetrics>> {
         .map(|e| e.file_name().into_string().unwrap_or_default())
         .filter_map(|n| {
             if n.starts_with("sd") {
+                // /dev/sda, /dev/sdb — block device, groupe disk OK
+                Some(format!("/dev/{}", n))
+            } else if n.starts_with("nvme") && n.contains('n') {
+                // /dev/nvme0n1 — block device (brw-rw---- root disk), groupe disk OK
+                // NE PAS utiliser /dev/nvme0 (contrôleur crw------- root root, root only)
                 Some(format!("/dev/{}", n))
-            } else if n.starts_with("nvme") {
-                // /sys/block a nvme0n1 (namespace) → extraire le contrôleur nvme0
-                // rfind('n') trouve le dernier 'n' séparateur namespace, ex: nvme0[n]1
-                let ctrl = if let Some(pos) = n.rfind('n')
-                    .filter(|&p| p >= 5 && n[p+1..].chars().all(|c| c.is_ascii_digit())) {
-                    &n[..pos]
-                } else {
-                    &n  // déjà un nom de contrôleur (rare)
-                };
-                Some(format!("/dev/{}", ctrl))
             } else {
                 None
             }
diff --git a/dist/nanometrics-agent-linux-amd64 b/dist/nanometrics-agent-linux-amd64
index 74eb5c4..f401852 100755
Binary files a/dist/nanometrics-agent-linux-amd64 and b/dist/nanometrics-agent-linux-amd64 differ
diff --git a/dist/nanometrics-agent-linux-arm64 b/dist/nanometrics-agent-linux-arm64
index 254715b..f54f745 100755
Binary files a/dist/nanometrics-agent-linux-arm64 and b/dist/nanometrics-agent-linux-arm64 differ