diff --git a/modules/core/misc/java/gen_dict.json b/modules/core/misc/java/gen_dict.json
index 36b2c58e58..d1267408da 100644
--- a/modules/core/misc/java/gen_dict.json
+++ b/modules/core/misc/java/gen_dict.json
@@ -122,10 +122,7 @@
                     "}",
                     "\n"
                 ]
-            },
-            "checkHardwareSupport" : {"j_code" : [""], "jn_code" : [""], "cpp_code" : [""] },
-            "setUseOptimized"      : {"j_code" : [""], "jn_code" : [""], "cpp_code" : [""] },
-            "useOptimized"         : {"j_code" : [""], "jn_code" : [""], "cpp_code" : [""] }
+            }
         }
     },
     "func_arg_fix" : {
diff --git a/modules/core/misc/java/test/CoreTest.java b/modules/core/misc/java/test/CoreTest.java
index 42c343b2ba..c63cb23fab 100644
--- a/modules/core/misc/java/test/CoreTest.java
+++ b/modules/core/misc/java/test/CoreTest.java
@@ -2059,4 +2059,12 @@ public class CoreTest extends OpenCVTestCase {
         assertEquals(Core.VERSION, Core.getVersionString());
     }
 
+    public void testHardwareOptions() {
+        Core.checkHardwareSupport(0);
+        boolean original_status = Core.useOptimized();
+        Core.setUseOptimized(!original_status);
+        assertEquals(!original_status, Core.useOptimized());
+        Core.setUseOptimized(original_status);
+        assertEquals(original_status, Core.useOptimized());
+    }
 }