diff --git a/agent/src/collectors/systemd.rs b/agent/src/collectors/systemd.rs
index 1c37040..6b75391 100644
--- a/agent/src/collectors/systemd.rs
+++ b/agent/src/collectors/systemd.rs
@@ -115,15 +115,7 @@ impl SystemdCollector {
 
     /// Auto-discover interesting services to monitor
     fn discover_services(&self) -> Result<Vec<String>> {
-        // First get all unit files (includes inactive services)
-        let unit_files_output = Command::new("systemctl")
-            .arg("list-unit-files")
-            .arg("--type=service")
-            .arg("--no-pager")
-            .arg("--plain")
-            .output()?;
-
-        // Then get all loaded units (includes running/failed services)  
+        // Get all services (includes inactive, running, failed - everything)
         let units_output = Command::new("systemctl")
             .arg("list-units")
             .arg("--type=service")
@@ -132,12 +124,10 @@ impl SystemdCollector {
             .arg("--plain")
             .output()?;
 
-
-        if !unit_files_output.status.success() || !units_output.status.success() {
+        if !units_output.status.success() {
             return Err(anyhow::anyhow!("systemctl system command failed"));
         }
 
-        let unit_files_str = String::from_utf8(unit_files_output.stdout)?;
         let units_str = String::from_utf8(units_output.stdout)?;
         let mut services = Vec::new();
 
@@ -145,19 +135,9 @@ impl SystemdCollector {
         let excluded_services = &self.config.excluded_services;
         let service_name_filters = &self.config.service_name_filters;
 
-        // Parse both unit files and loaded units
+        // Parse all services from single systemctl command
         let mut all_service_names = std::collections::HashSet::new();
         
-        // Parse unit files (includes inactive services)
-        for line in unit_files_str.lines() {
-            let fields: Vec<&str> = line.split_whitespace().collect();
-            if fields.len() >= 2 && fields[0].ends_with(".service") {
-                let service_name = fields[0].trim_end_matches(".service");
-                all_service_names.insert(service_name.to_string());
-            }
-        }
-        
-        // Parse loaded units (includes running/failed services)
         for line in units_str.lines() {
             let fields: Vec<&str> = line.split_whitespace().collect();
             if fields.len() >= 4 && fields[0].ends_with(".service") {