diff --git a/Environment/interpolator.xml b/Environment/interpolator.xml
index 881df6d6f..b98d011d3 100644
--- a/Environment/interpolator.xml
+++ b/Environment/interpolator.xml
@@ -217,7 +217,9 @@
 
   <logic>
     <name>EnvironmentInterpolator:wave:enabled</name>
-    <input>/environment/config/enabled</input>
+    <input>
+      <property>/environment/config/enabled</property>
+    </input>
     <output>/environment/sea/config/enabled</output>
   </logic>