diff --git a/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighbor.h b/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighbor.h
index 8bf2b0ccf..ef00db410 100644
--- a/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighbor.h
+++ b/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighbor.h
@@ -36,6 +36,7 @@
 #define _moBitsNeighbor_h
 
 #include <neighborhood/moNeighbor.h>
+#include <vector>
 
 /**
  * Neighbor to flip several bits
diff --git a/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighborhood.h b/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighborhood.h
index ca10bf8d8..c366da1ed 100644
--- a/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighborhood.h
+++ b/trunk/paradiseo-mo/src/problems/bitString/moBitsNeighborhood.h
@@ -37,6 +37,7 @@
 
 #include <neighborhood/moNeighborhood.h>
 #include <utils/eoRNG.h>
+#include <vector>
 
 /**
  * A neighborhood for bit string solutions