diff --git a/branches/ParadisEO-GPU/src/GPUType/moGPUBitVector.h b/branches/ParadisEO-GPU/src/GPUType/moGPUBitVector.h
index 5a6066c88..0aad7cb0e 100644
--- a/branches/ParadisEO-GPU/src/GPUType/moGPUBitVector.h
+++ b/branches/ParadisEO-GPU/src/GPUType/moGPUBitVector.h
@@ -47,6 +47,7 @@ template<class Fitness>
 class moGPUBitVector: public moGPUVector<bool, Fitness> {
 
 public:
+
 	/**
 	 * Define bool vector corresponding to Solution
 	 **/
@@ -94,11 +95,35 @@ public:
 
 		for (unsigned i = 0; i < N; i++) {
 
-			vect[i] = (bool) round((float) rng.rand() / RAND_MAX);
+			vect[i] = (int) (rng.rand() / RAND_MAX);
 
 		}
 	}
 
+	/**
+	 *Function inline to set the size of vector, called from host.
+	 *@param _size the vector size
+	 */
+
+	virtual inline __host__ void setSize(unsigned _size) {
+
+		if(_size<N) {
+			moGPUBitVector<Fitness> tmp_vect(_size);
+			for (unsigned i = 0; i < tmp_vect.N; i++)
+			tmp_vect.vect[i]= vect[i];
+			(tmp_vect).invalidate();
+			(*this)=tmp_vect;
+		}
+		else if(_size>N) {
+			moGPUBitVector<Fitness> tmp_vect(_size);
+			for (unsigned i = 0; i <N; i++)
+			tmp_vect.vect[i]= vect[i];
+			(tmp_vect).invalidate();
+			(*this)=tmp_vect;
+		}
+
+	}
+
 	/**
 	 * Write object. Called printOn since it prints the object _on_ a stream.
 	 * @param _os A std::ostream.