diff --git a/magyarsort.h b/magyarsort.h
index 46b3b37..cebd485 100644
--- a/magyarsort.h
+++ b/magyarsort.h
@@ -51,7 +51,7 @@ namespace MagyarSort {
 		}
 	};
 
-	static inline void countOccurences(uint32_t arr[], size_t size, size_t *radicsOut) {
+	static inline void countOccurences(uint32_t arr[], size_t size, size_t *radicsOut) noexcept {
 		for(size_t i = 0; i < size; ++i) {
 			// Creates no object, struct is empty
 			OccurenceMagic<DIGITS - 1>(arr, i, radicsOut);
@@ -59,7 +59,7 @@ namespace MagyarSort {
 	}
 
 	template<int DIGIT_CHOICE>
-	static inline void prefixSum(size_t *radics) {
+	static inline void prefixSum(size_t *radics) noexcept {
 		static constexpr int DSTART = DIGIT_CHOICE * DIGIT_RANGE;
 		size_t prev = 0;
 		for(int i = DSTART; i < (DSTART + DIGIT_RANGE); ++i) {