diff --git a/V203F6P6/ws2812b/ws2812b.cpp b/V203F6P6/ws2812b/ws2812b.cpp
index 840e33c..2b41600 100644
--- a/V203F6P6/ws2812b/ws2812b.cpp
+++ b/V203F6P6/ws2812b/ws2812b.cpp
@@ -35,8 +35,6 @@ unsigned OneColor::to_string(char * ptr, const int m) {
   return n;
 }
 
-ws2812b::ws2812b (FIFO<uint32_t,8> & r) noexcept : OneWay (), ring(r) {
-}
 unsigned int ws2812b::Send (uint8_t * const ptr, const unsigned int len) {
   uint32_t cmd;
   while (ring.Read(cmd)) {
diff --git a/V203F6P6/ws2812b/ws2812b.h b/V203F6P6/ws2812b/ws2812b.h
index d416838..d571cd2 100644
--- a/V203F6P6/ws2812b/ws2812b.h
+++ b/V203F6P6/ws2812b/ws2812b.h
@@ -44,7 +44,7 @@ static constexpr unsigned FIFOLEN = 8u;  // min. depth je 8, jinak mocnina 2 >=
 class ws2812b : public OneWay<uint8_t> {
   FIFO<uint32_t,FIFOLEN> & ring;
   public:
-    explicit ws2812b (FIFO<uint32_t,FIFOLEN> & r) noexcept;
+    explicit ws2812b (FIFO<uint32_t,FIFOLEN> & r) noexcept : OneWay (), ring(r) {}
     unsigned int Send (uint8_t * const ptr, const unsigned int len) override;
   protected:
 };