diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaClientCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaClientCodegen.java
index 769d9942cd9d0..ed6a4123aaa36 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaClientCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaClientCodegen.java
@@ -1155,17 +1155,6 @@ public String toApiVarName(String name) {
         return apiVarName;
     }
 
-    @Override
-    public void addImportsToOneOfInterface(List<Map<String, String>> imports) {
-        for (String i : Arrays.asList("JsonSubTypes", "JsonTypeInfo", "JsonIgnoreProperties")) {
-            Map<String, String> oneImport = new HashMap<>();
-            oneImport.put("import", importMapping.get(i));
-            if (!imports.contains(oneImport)) {
-                imports.add(oneImport);
-            }
-        }
-    }
-
     @Override
     public List<VendorExtension> getSupportedVendorExtensions() {
         List<VendorExtension> extensions = super.getSupportedVendorExtensions();
diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaHelidonClientCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaHelidonClientCodegen.java
index 980f2051ade17..a5b09b285d458 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaHelidonClientCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/JavaHelidonClientCodegen.java
@@ -21,7 +21,6 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
@@ -488,17 +487,6 @@ public String toApiVarName(String name) {
         return apiVarName;
     }
 
-    @Override
-    public void addImportsToOneOfInterface(List<Map<String, String>> imports) {
-        for (String i : Arrays.asList("JsonSubTypes", "JsonTypeInfo", "JsonIgnoreProperties")) {
-            Map<String, String> oneImport = new HashMap<>();
-            oneImport.put("import", importMapping.get(i));
-            if (!imports.contains(oneImport)) {
-                imports.add(oneImport);
-            }
-        }
-    }
-
     @Override
     public List<VendorExtension> getSupportedVendorExtensions() {
         List<VendorExtension> extensions = super.getSupportedVendorExtensions();