diff --git a/include/image_local_binarization_alg_node.h b/include/image_local_binarization_alg_node.h
index 500c028e2b9815c09c2cb65206bb3f44ab1aeea0..8deaa8c93ee1784af6dc06d95de81a8b1e4497fa 100644
--- a/include/image_local_binarization_alg_node.h
+++ b/include/image_local_binarization_alg_node.h
@@ -48,8 +48,6 @@ class ImageLocalBinarizationAlgNode : public algorithm_base::IriBaseAlgorithm<Im
     // [publisher attributes]
     image_transport::CameraPublisher image_out_publisher_;
     sensor_msgs::Image image_out_Image_msg_;
-    image_transport::Publisher histogram_publisher_;
-    sensor_msgs::Image histogram_Image_msg_;
 
     // [subscriber attributes]
     image_transport::ImageTransport it;
diff --git a/include/image_local_binarization_alg_nodelet.h b/include/image_local_binarization_alg_nodelet.h
index 4b0f052e878b482bd43f5d36b96ecdb98558ba77..0fed768cb0a73a826bad82863134cbd6c7c6bb6f 100644
--- a/include/image_local_binarization_alg_nodelet.h
+++ b/include/image_local_binarization_alg_nodelet.h
@@ -52,8 +52,6 @@ class ImageLocalBinarizationAlgNodelet : public algorithm_base::IriBaseAlgorithm
     // [publisher attributes]
     image_transport::CameraPublisher image_out_publisher_;
     sensor_msgs::ImagePtr image_out_Image_msg_;
-    image_transport::Publisher histogram_publisher_;
-    sensor_msgs::ImagePtr histogram_Image_msg_;
 
     // [subscriber attributes]
     image_transport::ImageTransport it;
diff --git a/src/image_local_binarization_alg_node.cpp b/src/image_local_binarization_alg_node.cpp
index e7dd33900b1b929317bf705808cc9551cacc9b05..72607ac9264fdce4d1eec4790a59adc6d9e5e5e4 100644
--- a/src/image_local_binarization_alg_node.cpp
+++ b/src/image_local_binarization_alg_node.cpp
@@ -8,7 +8,6 @@ ImageLocalBinarizationAlgNode::ImageLocalBinarizationAlgNode(void) :
 
   // [init publishers]
   this->image_out_publisher_ = this->it.advertiseCamera("image_out/image_raw", 1);
-  this->histogram_publisher_ = this->it.advertise("hystogram", 1);
   
   // [init subscribers]
   this->image_in_subscriber_ = this->it.subscribeCamera("image_in/image_raw", 1, &ImageLocalBinarizationAlgNode::image_in_callback,this);
diff --git a/src/image_local_binarization_alg_nodelet.cpp b/src/image_local_binarization_alg_nodelet.cpp
index 165e9e1acf25e999161e129de41d83f7749e468e..b96a7db1311d382b4ba606103f54322c250f0c9c 100644
--- a/src/image_local_binarization_alg_nodelet.cpp
+++ b/src/image_local_binarization_alg_nodelet.cpp
@@ -8,7 +8,6 @@ ImageLocalBinarizationAlgNodelet::ImageLocalBinarizationAlgNodelet(ros::NodeHand
 
   // [init publishers]
   this->image_out_publisher_ = this->it.advertiseCamera("image_out/image_raw", 1);
-  this->histogram_publisher_ = this->it.advertise("hystogram", 1);
   
   // [init subscribers]
   this->image_in_subscriber_ = this->it.subscribeCamera("image_in/image_raw", 1, &ImageLocalBinarizationAlgNodelet::image_in_callback,this);