diff --git a/Pontu/include/model/Bridge.h b/Pontu/include/model/Bridge.h
index 0e20c9e..a4374a6 100644
--- a/Pontu/include/model/Bridge.h
+++ b/Pontu/include/model/Bridge.h
@@ -1,7 +1,7 @@
 /**
  * \file Bridge.h
  * \brief Bridge
- * \autor Martin Roualt, Jacques Thomas
+ * \autor Martin Rouault, Jacques Thomas
  * \date 13/12/2021
  */
 
diff --git a/Pontu/include/model/Coord.h b/Pontu/include/model/Coord.h
index e889449..c41afbd 100644
--- a/Pontu/include/model/Coord.h
+++ b/Pontu/include/model/Coord.h
@@ -10,14 +10,40 @@
 
 #include <stdbool.h>
 
+/**
+ * \struct Coord
+ * \brief From (0,0) to (8,8), represent a global coordinates in a board
+ */
 typedef struct {
 	int x; ///< Coordinate on the X-axis
 	int y; ///< Coordinate on the Y-axis
 } Coord;
 
-
+/**
+ * \brief Create a new Coord (x,y)
+ * 
+ * \param [in] x 
+ * \param [in] y 
+ * \return new Coord 
+ */
 Coord newCoord(const int x, const int y);
-bool coordValide(const Coord coord);
+
+/**
+ * \brief Test if a coord is valide (ie x and y between 0 and 8)
+ * 
+ * \param [in] coord The coord to test
+ * \return true if coord is valid, false otherwise
+ */
+bool coordValid(const Coord coord);
+
+
+/**
+ * \brief test if two coord are equal
+ * 
+ * \param [in] a One coord
+ * \param [in] b One other coord
+ * \return true if (a.x==b.x and a.y==b.y), false otherwise
+ */
 bool coordEqual(const Coord a, const Coord b);
 
 #endif //COORD_INCLUDED
diff --git a/Pontu/src/engine/InputProcessor.c b/Pontu/src/engine/InputProcessor.c
index 1a859a2..d8ca015 100644
--- a/Pontu/src/engine/InputProcessor.c
+++ b/Pontu/src/engine/InputProcessor.c
@@ -38,7 +38,7 @@ InputElement proccessInput(InputProcessor *inputProcessor, const SDL_Rect* board
 		const SDL_Point mousePoint = {.x = event.button.x, .y = event.button.y};
 		if (SDL_PointInRect(&mousePoint, boardRect))
 		{
-			if (coordValide(inputProcessor->selectedCase))
+			if (coordValid(inputProcessor->selectedCase))
 			{
 				Coord newCoord = screenCoordToGameCoord(&mousePoint, boardRect);
 				if (coordEqual(inputProcessor->selectedCase, newCoord)) {
diff --git a/Pontu/src/model/Coord.c b/Pontu/src/model/Coord.c
index f8e4911..3bacee9 100644
--- a/Pontu/src/model/Coord.c
+++ b/Pontu/src/model/Coord.c
@@ -5,9 +5,10 @@ Coord newCoord(const int x, const int y) {
 	return c;
 }
 
-bool coordValide(const Coord coord)
+bool coordValid(const Coord coord)
 {
-	return coord.x >= 0 && coord.y >= 0;
+	return coord.x >= 0 && coord.y >= 0 
+		&& coord.x < 9 && coord.y < 9;
 }
 
 bool coordEqual(const Coord a, const Coord b)