diff --git a/Src/PoissonRecon.cpp b/Src/PoissonRecon.cpp
index af995ff..e93ebf9 100644
--- a/Src/PoissonRecon.cpp
+++ b/Src/PoissonRecon.cpp
@@ -427,7 +427,7 @@ int Execute( int argc , char* argv[] )
 		if( !fp ) fprintf( stderr , "Failed to open voxel file for writing: %s\n" , VoxelGrid.value );
 		else
 		{
-			int res;
+			int res = 0;
 			Pointer( Real ) values = tree.Evaluate( ( ConstPointer( Real ) )solution , res , isoValue , VoxelDepth.value );
 			fwrite( &res , sizeof(int) , 1 , fp );
 			if( sizeof(Real)==sizeof(float) ) fwrite( values , sizeof(float) , res*res*res , fp );
diff --git a/Src/SparseMatrix.inl b/Src/SparseMatrix.inl
index 4decf5d..9f9874b 100644
--- a/Src/SparseMatrix.inl
+++ b/Src/SparseMatrix.inl
@@ -265,7 +265,8 @@ int SparseMatrix<T>::SolveSymmetric( const SparseMatrix<T>& M , const Vector<T2>
 	M.Multiply( solution , r );
 	r = b - r;
 	Vector< T2 > d = r;
-	double delta_new , delta_0;
+	double delta_new = 0.0;
+	double delta_0 = 0.0;
 	for( int i=0 ; i<r.Dimensions() ; i++ ) delta_new += r.m_pV[i] * r.m_pV[i];
 	delta_0 = delta_new;
 	if( delta_new<eps ) return 0;