diff --git a/bob/io/image/cpp/pnmio.cpp b/bob/io/image/cpp/pnmio.cpp
index 5ca1fb540a7dfef1b297661be818a60b58ba55f3..7f1977e777e38d1ced09190097751f5e8e6920c3 100644
--- a/bob/io/image/cpp/pnmio.cpp
+++ b/bob/io/image/cpp/pnmio.cpp
@@ -25,7 +25,6 @@
 #include <ctype.h>
 #include <string.h>
 #include <math.h>
-#include <iostream>
 #include "pnmio.h"
 
 #define  MAXLINE         1024