diff --git a/Cargo.toml b/Cargo.toml
index b2f55ae..c01bac6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rsnmpagent"
-version = "0.4.4"
+version = "0.4.5"
 edition = "2024"
 
 [profile.release]
diff --git a/src/rsnmplib/processes.rs b/src/rsnmplib/processes.rs
index c7de98b..7232f5c 100644
--- a/src/rsnmplib/processes.rs
+++ b/src/rsnmplib/processes.rs
@@ -56,6 +56,7 @@ pub(crate) fn count_processes(proc_path: &Path) -> io::Result<Ptypes> {
                                 75 => counts.wakekill += 1, // K
                                 87 => counts.waking += 1,   // W
                                 73 => counts.idle += 1,     // I
+                                90 => counts.zombie += 1,   // Z
                                 _ => warn!("unknown proc status value {}", byteval),
                             }
                         }