diff --git a/cimditprofile.cpp b/cimditprofile.cpp
index a394e5c..78767e3 100644
--- a/cimditprofile.cpp
+++ b/cimditprofile.cpp
@@ -683,8 +683,8 @@ void CimditProfile::printFlash() {
     uint8_t in;
     for (uint16_t i = 0; i < len; ++i) {
       in = nextUInt8();
-      Serial.print(in >> 8, 16);
-      Serial.print(in & 255, 16);
+      Serial.print(in >> 4, 16);
+      Serial.print(in & 15, 16);
     }
     Serial.println();
   }