diff --git a/PoissonSolver/2D-seq/src/main.c b/PoissonSolver/2D-seq/src/main.c
index a5fe991..e527124 100644
--- a/PoissonSolver/2D-seq/src/main.c
+++ b/PoissonSolver/2D-seq/src/main.c
@@ -43,7 +43,7 @@ int main(int argc, char** argv)
     }
 
     initSolver(&solver, &params, 2);
-    writeResult(&solver, "p-init.dat");
+    writeResult(&solver, "p-0.dat");
 
     switch (variant) {
     case SOR: