diff --git a/ansible/roles/alloy/templates/config.alloy.j2 b/ansible/roles/alloy/templates/config.alloy.j2
index 1702505..b4171dd 100644
--- a/ansible/roles/alloy/templates/config.alloy.j2
+++ b/ansible/roles/alloy/templates/config.alloy.j2
@@ -6,6 +6,9 @@
 
 // System metrics exporter (replaces node_exporter)
 prometheus.exporter.unix "system" {
+  // Disable collectors that don't work on macOS
+  disable_collectors = ["thermal"]
+
   textfile {
     directory = "{{ alloy_textfile_dir }}"
   }