diff --git a/api/apisettings.php b/api/apisettings.php
index 8e1ddce..3146b0b 100644
--- a/api/apisettings.php
+++ b/api/apisettings.php
@@ -15,13 +15,13 @@ $APIS = [
     "lookup" => [
         "load" => "machine.php",
         "vars" => [
-            "id" => "/^[0-9a-z]+$/"
+            "id" => "/^[0-9a-zA-Z]+$/"
         ]
     ],
     "editmachine" => [
         "load" => "machine.php",
         "vars" => [
-            "id" => "/^[0-9a-z]+$/",
+            "id" => "/^[0-9a-zA-Z]+$/",
             "type (optional)" => "numeric",
             "model (optional)" => "string",
             "clientid (optional)" => "string",
@@ -52,7 +52,7 @@ $APIS = [
     "addevent" => [
         "load" => "addevent.php",
         "vars" => [
-            "id" => "/^[0-9a-z]+$/",
+            "id" => "/^[0-9a-zA-Z]+$/",
             "date" => "string",
             "event" => "string",
             "publicnotes (optional)" => "string",