diff --git a/app/src/main/java/gui/menu/MultiMenu.java b/app/src/main/java/gui/menu/MultiMenu.java
index 7b5dc86..b1da35d 100644
--- a/app/src/main/java/gui/menu/MultiMenu.java
+++ b/app/src/main/java/gui/menu/MultiMenu.java
@@ -20,7 +20,8 @@ public class MultiMenu extends BaseView {
 	private void renderCreate() {
 		ImVec2 displaySize = ImGui.getIO().getDisplaySize();
 		ImGui.beginChild("##CreateGame", new ImVec2(displaySize.x / 2.0f, displaySize.y * 8.0f / 9.0f));
-		ImGui.inputInt("Port", port);
+		if (ImGui.inputInt("Port", port))
+			port.set(Math.clamp(port.get(), 1, 65535));
 		if (ImGui.button("Créer")) {
 			try {
 				this.stateMachine.pushState(new ConnexionStatusView(stateMachine, (short) port.get()));
@@ -35,12 +36,12 @@ public class MultiMenu extends BaseView {
 		ImVec2 displaySize = ImGui.getIO().getDisplaySize();
 		ImGui.beginChild("##JoinGame", new ImVec2(displaySize.x / 2.0f, displaySize.y * 8.0f / 9.0f));
 		ImGui.inputText("Adresse", address);
-		ImGui.inputInt("Port", port);
+		if (ImGui.inputInt("Port", port))
+			port.set(Math.clamp(port.get(), 1, 65535));
 		if (ImGui.button("Rejoindre")) {
 			try {
 				this.stateMachine.pushState(new ConnexionStatusView(stateMachine, address.get(), (short) port.get()));
 			} catch (IOException e) {
-				// TODO Auto-generated catch block
 				e.printStackTrace();
 			}
 		}
diff --git a/app/src/main/java/gui/menu/MultiPlayerView.java b/app/src/main/java/gui/menu/MultiPlayerView.java
index c5668ad..b52dbdd 100644
--- a/app/src/main/java/gui/menu/MultiPlayerView.java
+++ b/app/src/main/java/gui/menu/MultiPlayerView.java
@@ -68,7 +68,8 @@ public class MultiPlayerView extends BaseView {
 	}
 
 	private void renderTimer() {
-		ImGui.inputInt("Temps de la partie (minutes)", gameDurationMinutes);
+		if (ImGui.inputInt("Temps de la partie (minutes)", gameDurationMinutes))
+			gameDurationMinutes.set(Math.clamp(gameDurationMinutes.get(), 1, 90));
 	}
 
 	@Override
diff --git a/app/src/main/java/gui/widget/SudokuSelector.java b/app/src/main/java/gui/widget/SudokuSelector.java
index d50292f..e43b95f 100644
--- a/app/src/main/java/gui/widget/SudokuSelector.java
+++ b/app/src/main/java/gui/widget/SudokuSelector.java
@@ -98,7 +98,8 @@ public class SudokuSelector {
 		SudokuType currentType = SudokuType.values()[sudokuType.get()];
 		switch (currentType.getMakerParamCount()) {
 			case 1:
-				ImGui.inputInt("Taille", sudokuSize);
+				if (ImGui.inputInt("Taille", sudokuSize))
+					sudokuSize.set(Math.clamp(sudokuSize.get(), 1, 10));
 				if (ImGui.button(confirmMessage)) {
 					selectSudoku(currentType.createDoku(getConstraints(), sudokuSize.get()), false);
 				}
@@ -108,8 +109,10 @@ public class SudokuSelector {
 				break;
 
 			case 2:
-				ImGui.inputInt("Largeur", sudokuHeight);
-				ImGui.inputInt("Longueur", sudokuWidth);
+				if (ImGui.inputInt("Longueur", sudokuWidth))
+					sudokuWidth.set(Math.clamp(sudokuWidth.get(), 1, 10));
+				if (ImGui.inputInt("Hauteur", sudokuHeight))
+					sudokuHeight.set(Math.clamp(sudokuHeight.get(), 1, 10));
 				if (ImGui.button(confirmMessage)) {
 					selectSudoku(currentType.createDoku(getConstraints(), sudokuWidth.get(), sudokuHeight.get()),
 							false);