diff --git a/source/blender/draw/engines/eevee_next/eevee_sync.hh b/source/blender/draw/engines/eevee_next/eevee_sync.hh
index 8c950bd18f0..2873f2fce50 100644
--- a/source/blender/draw/engines/eevee_next/eevee_sync.hh
+++ b/source/blender/draw/engines/eevee_next/eevee_sync.hh
@@ -34,15 +34,15 @@ class Instance;
 
 class ObjectKey {
   /** Hash value of the key. */
-  uint64_t hash_value_;
+  uint64_t hash_value_ = 0;
   /** Original Object or source object for duplis. */
-  Object *ob_;
+  Object *ob_ = nullptr;
   /** Original Parent object for duplis. */
-  Object *parent_;
+  Object *parent_ = nullptr;
   /** Dupli objects recursive unique identifier */
   int id_[MAX_DUPLI_RECUR];
   /** Used for particle system hair. */
-  int sub_key_;
+  int sub_key_ = 0;
 
  public:
   ObjectKey() = default;