diff --git a/mediapipe/tasks/c/components/containers/matrix.h b/mediapipe/tasks/c/components/containers/matrix.h
index 71ec7474c..7d1de67f1 100644
--- a/mediapipe/tasks/c/components/containers/matrix.h
+++ b/mediapipe/tasks/c/components/containers/matrix.h
@@ -27,7 +27,7 @@ struct Matrix {
   // The number of rows in the matrix.
   long rows;
 
-  // The number of rows in the matrix.
+  // The number of columns in the matrix.
   long cols;
 
   // The matrix data.