diff --git a/pixel.cpp b/pixel.cpp
index 72739b403758635561253446ecb9ba6faca27481..4ba739f864cf0cdb0fe4d421bcace1726fcc1d33 100644
--- a/pixel.cpp
+++ b/pixel.cpp
@@ -38,7 +38,7 @@ void pixel(char *key,
 	#pragma HLS INTERFACE axis port=dout
 
     pkt_t pkt=din.read();
-    toAscii(*key);
+    toAscii(key);
     switch(selector)
     {
         case 0: