diff --git a/Depth-Perception-Using-Stereo-Camera/cpp/disparity2depth_calib.cpp b/Depth-Perception-Using-Stereo-Camera/cpp/disparity2depth_calib.cpp
index f20c9d913..950dc0566 100644
--- a/Depth-Perception-Using-Stereo-Camera/cpp/disparity2depth_calib.cpp
+++ b/Depth-Perception-Using-Stereo-Camera/cpp/disparity2depth_calib.cpp
@@ -105,7 +105,7 @@ int main()
 
   cv::VideoCapture camL(CamL_id), camR(CamR_id);
 
-  // Check if left camera is attched
+  // Check if left camera is attached
   if (!camL.isOpened())
   {
     std::cout << "Could not open camera with index : " << CamL_id << std::endl;
diff --git a/Depth-Perception-Using-Stereo-Camera/cpp/disparity_params_gui.cpp b/Depth-Perception-Using-Stereo-Camera/cpp/disparity_params_gui.cpp
index a4a3b7826..eca118db7 100644
--- a/Depth-Perception-Using-Stereo-Camera/cpp/disparity_params_gui.cpp
+++ b/Depth-Perception-Using-Stereo-Camera/cpp/disparity_params_gui.cpp
@@ -114,7 +114,7 @@ int main()
 
   cv::VideoCapture camL(CamL_id), camR(CamR_id);
 
-  // Check if left camera is attched
+  // Check if left camera is attached
   if (!camL.isOpened())
   {
     std::cout << "Could not open camera with index : " << CamL_id << std::endl;
diff --git a/Depth-Perception-Using-Stereo-Camera/cpp/obstacle_avoidance.cpp b/Depth-Perception-Using-Stereo-Camera/cpp/obstacle_avoidance.cpp
index 9c14c43f9..e40bd1f41 100644
--- a/Depth-Perception-Using-Stereo-Camera/cpp/obstacle_avoidance.cpp
+++ b/Depth-Perception-Using-Stereo-Camera/cpp/obstacle_avoidance.cpp
@@ -154,7 +154,7 @@ int main()
 
   cv::VideoCapture camL(CamL_id), camR(CamR_id);
 
-  // Check if left camera is attched
+  // Check if left camera is attached
   if (!camL.isOpened())
   {
     std::cout << "Could not open camera with index : " << CamL_id << std::endl;
diff --git a/stereo-camera/capture_images.cpp b/stereo-camera/capture_images.cpp
index e40fff324..457cbbba5 100644
--- a/stereo-camera/capture_images.cpp
+++ b/stereo-camera/capture_images.cpp
@@ -20,7 +20,7 @@ int main()
 
   cv::VideoCapture camL(CamL_id), camR(CamR_id);
 
-  // Check if left camera is attched
+  // Check if left camera is attached
   if (!camL.isOpened())
   {
     std::cout << "Could not open camera with index : " << CamL_id << std::endl;
diff --git a/stereo-camera/movie3d.cpp b/stereo-camera/movie3d.cpp
index 336ba2c26..19037111b 100644
--- a/stereo-camera/movie3d.cpp
+++ b/stereo-camera/movie3d.cpp
@@ -23,7 +23,7 @@ int main()
   cv_file["Right_Stereo_Map_y"] >> Right_Stereo_Map2;
   cv_file.release();
 
-  // Check if left camera is attched
+  // Check if left camera is attached
   if (!camL.isOpened())
   {
     std::cout << "Could not open camera with index : " << CamL_id << std::endl;