diff --git a/src/opnsense/mvc/app/controllers/OPNsense/TrafficShaper/forms/dialogRule.xml b/src/opnsense/mvc/app/controllers/OPNsense/TrafficShaper/forms/dialogRule.xml
index 476cf4842..13760bf46 100644
--- a/src/opnsense/mvc/app/controllers/OPNsense/TrafficShaper/forms/dialogRule.xml
+++ b/src/opnsense/mvc/app/controllers/OPNsense/TrafficShaper/forms/dialogRule.xml
@@ -8,7 +8,7 @@
     <field>
         <id>rule.interface</id>
         <label>interface</label>
-        <type>text</type>
+        <type>dropdown</type>
         <help></help>
     </field>
     <field>
@@ -57,4 +57,4 @@
         <type>text</type>
         <help></help>
     </field>
-</form>
+</form>
\ No newline at end of file