diff --git a/src/notation.cpp b/src/notation.cpp
index db5f58b9..dea72441 100644
--- a/src/notation.cpp
+++ b/src/notation.cpp
@@ -28,7 +28,7 @@
 
 using namespace std;
 
-static const char* PieceToChar[COLOR_NB] = { "PNBRQK", "pnbrqk" };
+static const char* PieceToChar[COLOR_NB] = { " PNBRQK", " pnbrqk" };
 
 
 /// score_to_uci() converts a value to a string suitable for use with the UCI