diff --git a/cpp/ViolaJones.hpp b/cpp/ViolaJones.hpp
index 3473292..2a276ca 100644
--- a/cpp/ViolaJones.hpp
+++ b/cpp/ViolaJones.hpp
@@ -9,7 +9,7 @@
  * @tparam T Inner type of the arrays to test
  * @param cpu CPU Array
  * @param gpu GPU Array
- * @return Whether the test was succesful
+ * @return Whether the test was successful
  */
 template <typename T>
 bool unit_test_cpu_vs_gpu(const np::Array<T>& cpu, const np::Array<T>& gpu) noexcept {
@@ -249,7 +249,7 @@ np::Array<uint8_t> classify_viola_jones(const np::Array<float64_t>&, const np::A
 np::Array<float64_t> init_weights(const np::Array<uint8_t>&) noexcept;
 
 /**
- * @brief Select the best classifer given their predictions.
+ * @brief Select the best classifier given their predictions.
  *
  * @param classifiers The weak classifiers
  * @param weights Trained weights of each classifiers
@@ -261,7 +261,7 @@ std::tuple<int32_t, float64_t, np::Array<float64_t>> select_best(const np::Array
 								const np::Array<uint8_t>&) noexcept;
 
 /**
- * @brief Train the weak calssifiers.
+ * @brief Train the weak classifiers.
  *
  * @param T Number of weak classifiers
  * @param X_feat Integrated features