diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractKotlinCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractKotlinCodegen.java
index c44fa068aa1e..60ad7a12f7db 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractKotlinCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractKotlinCodegen.java
@@ -170,6 +170,7 @@ public abstract class AbstractKotlinCodegen extends DefaultCodegen implements Co
         typeMapping.put("binary", "kotlin.ByteArray");
         typeMapping.put("Date", "java.time.LocalDate");
         typeMapping.put("DateTime", "java.time.OffsetDateTime");
+        typeMapping.put("AnyType", "kotlin.Any");
 
         instantiationTypes.put("array", "kotlin.collections.ArrayList");
         instantiationTypes.put("list", "kotlin.collections.ArrayList");