diff --git a/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeClassWrapperForTypeParameter.java b/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeClassWrapperForTypeParameter.java
index c52810da2..9ffed2281 100644
--- a/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeClassWrapperForTypeParameter.java
+++ b/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeClassWrapperForTypeParameter.java
@@ -6,6 +6,7 @@
 import org.jetbrains.annotations.NotNull;
 
 import java.util.List;
+import java.util.Objects;
 
 /**
  * Experimental hack to  allow HaxeGenericSpecialization to keep typeParameters that can not be resolved to any type.
@@ -34,4 +35,16 @@ public List<HaxeType> getHaxeExtendsList() {
     return List.of();
   }
 
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (o == null || getClass() != o.getClass()) return false;
+    HaxeClassWrapperForTypeParameter that = (HaxeClassWrapperForTypeParameter)o;
+    return Objects.equals(typeList, that.typeList);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(typeList);
+  }
 }
diff --git a/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeTypeParameterMultiType.java b/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeTypeParameterMultiType.java
index 2f0fb4a4c..29c996f62 100644
--- a/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeTypeParameterMultiType.java
+++ b/src/main/java/com/intellij/plugins/haxe/lang/psi/impl/HaxeTypeParameterMultiType.java
@@ -24,6 +24,7 @@
 import org.jetbrains.annotations.NotNull;
 
 import java.util.List;
+import java.util.Objects;
 
 /**
  * This class is a helper class to handle type parameters with constrains from multiple types
@@ -67,4 +68,16 @@ public List<HaxeType> getHaxeExtendsList() {
   }
 
 
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) return true;
+    if (o == null || getClass() != o.getClass()) return false;
+    HaxeTypeParameterMultiType type = (HaxeTypeParameterMultiType)o;
+    return Objects.equals(typeList, type.typeList) && Objects.equals(anonymousTypeBodyList, type.anonymousTypeBodyList);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(typeList, anonymousTypeBodyList);
+  }
 }