diff --git a/src/gui/PivotGui.cpp b/src/gui/PivotGui.cpp
index bcd056f..30ce92b 100644
--- a/src/gui/PivotGui.cpp
+++ b/src/gui/PivotGui.cpp
@@ -37,8 +37,12 @@ void PivotGui::Render() {
 
 	 ImGui::BeginChild("MatriceInitiale", ImVec2(topLeftWindowSize.x, io.DisplaySize.y * 0.7f), false);
 
-	// Resize matrixValues
-	matrixValues.resize(matrixSizeY, std::vector<int>(matrixSizeX, 0));
+	 // Resize matrixValues and initialize new elements to 0
+
+		 matrixValues.resize(matrixSizeY);
+	 for(auto& row : matrixValues) {
+		 row.resize(matrixSizeX, 0);
+	 }
 
 	for (int y = 0; y < matrixSizeY; y++) {
 	   for (int x = 0; x < matrixSizeX; x++) {