diff --git a/src/helpers/WLClasses.hpp b/src/helpers/WLClasses.hpp
index 624625af..b307191c 100644
--- a/src/helpers/WLClasses.hpp
+++ b/src/helpers/WLClasses.hpp
@@ -391,7 +391,7 @@ struct STearingController {
     DYNLISTENER(set);
     DYNLISTENER(destroy);
 
-    bool operator==(const STearingController& other) {
+    bool operator==(const STearingController& other) const {
         return pWlrHint == other.pWlrHint;
     }
 };
@@ -401,7 +401,7 @@ struct SShortcutInhibitor {
 
     DYNLISTENER(destroy);
 
-    bool operator==(const SShortcutInhibitor& other) {
+    bool operator==(const SShortcutInhibitor& other) const {
         return pWlrInhibitor == other.pWlrInhibitor;
     }
 };