diff --git a/numerical_methods/fast_fourier_transform.cpp b/numerical_methods/fast_fourier_transform.cpp
index 9f75645a4..e0b55755c 100644
--- a/numerical_methods/fast_fourier_transform.cpp
+++ b/numerical_methods/fast_fourier_transform.cpp
@@ -90,7 +90,7 @@ std::complex<double>* FastFourierTransform(std::complex<double>*p,uint8_t n)
 	
 }
 
-}// namespace numerical_methods
+}  // namespace numerical_methods
 
 /**
  * @brief Self-test implementations