diff --git a/funkey_prod_screens.h b/funkey_prod_screens.h
index 7767a6d..befccde 100644
--- a/funkey_prod_screens.h
+++ b/funkey_prod_screens.h
@@ -34,10 +34,11 @@
 #define Y_PADDING       10
 #define X_PADDING       20
 
-#define FONT_NAME_TITLE        "ProdResources/FreeSansBold.ttf"
-#define FONT_SIZE_TITLE        20
-#define FONT_NAME_INFO         FONT_NAME_TITLE
-#define FONT_SIZE_INFO         18
+#define FOLDER_RESSOURCES	  	"/usr/local/sbin/ProdResources"	
+#define FONT_NAME_TITLE        	FOLDER_RESSOURCES"/FreeSansBold.ttf"
+#define FONT_SIZE_TITLE        	20
+#define FONT_NAME_INFO         	FONT_NAME_TITLE
+#define FONT_SIZE_INFO         	18
 
 typedef struct 
 {
diff --git a/prodScreen_buttonsTest.h b/prodScreen_buttonsTest.h
index a1e7339..56cf6c5 100644
--- a/prodScreen_buttonsTest.h
+++ b/prodScreen_buttonsTest.h
@@ -1,9 +1,9 @@
 #ifndef __PROD_SCREEN_BUTTONS__
 #define __PROD_SCREEN_BUTTONS__
 
-#define IMG_CONSOLE_LAYOUT          "ProdResources/funkey_with_buttons.png"
-#define IMG_BUTTON_LR_GREEN         "ProdResources/button_LR_green.png"
-#define IMG_BUTTON_NORMAL_GREEN     "ProdResources/button_round_green.png"
+#define IMG_CONSOLE_LAYOUT          FOLDER_RESSOURCES"/funkey_with_buttons.png"
+#define IMG_BUTTON_LR_GREEN         FOLDER_RESSOURCES"/button_LR_green.png"
+#define IMG_BUTTON_NORMAL_GREEN     FOLDER_RESSOURCES"/button_round_green.png"
 
 int launch_prod_screen_buttons();
 
diff --git a/prodScreen_failScreen.c b/prodScreen_failScreen.c
index bc54112..13dd3b4 100644
--- a/prodScreen_failScreen.c
+++ b/prodScreen_failScreen.c
@@ -38,6 +38,9 @@ static int wait_event_loop(){
             }
         }
 
+        /* To inverstigate but with Buildroot, we need this: */
+        SDL_Flip(hw_surface);
+
         /* Sleep for some time */
         SDL_Delay(SLEEP_PERIOD_MS);
     }
@@ -101,7 +104,7 @@ int launch_prod_screen_fail(){
     SDL_FreeSurface(text_surface);
 
     /// Render screen
-    SDL_Flip(hw_surface);
+    //SDL_Flip(hw_surface);
 
     /// 
     int res = wait_event_loop();
diff --git a/prodScreen_ledTest.c b/prodScreen_ledTest.c
index a9688c9..9cd1ce6 100644
--- a/prodScreen_ledTest.c
+++ b/prodScreen_ledTest.c
@@ -37,6 +37,9 @@ static int wait_event_loop(){
             }
         }
 
+        /* To inverstigate but with Buildroot, we need this: */
+        SDL_Flip(hw_surface);
+
         /* Sleep for some time */
         SDL_Delay(SLEEP_PERIOD_MS);
     }
@@ -97,7 +100,7 @@ int launch_prod_screen_LED(){
     SDL_FreeSurface(text_surface);
 
     /* Render screen */
-    SDL_Flip(hw_surface);
+    //SDL_Flip(hw_surface);
 
     /// 
     int res = wait_event_loop();
diff --git a/prodScreen_magnetTest.c b/prodScreen_magnetTest.c
index 34cb902..f3b8b2d 100644
--- a/prodScreen_magnetTest.c
+++ b/prodScreen_magnetTest.c
@@ -38,6 +38,9 @@ static int wait_event_loop(){
             }
         }
 
+        /* To inverstigate but with Buildroot, we need this: */
+        SDL_Flip(hw_surface);
+
         /* Sleep for some time */
         SDL_Delay(SLEEP_PERIOD_MS);
     }
@@ -99,7 +102,7 @@ int launch_prod_screen_magnet(){
     SDL_FreeSurface(text_surface);*/
 
     /// Render screen
-    SDL_Flip(hw_surface);
+    //SDL_Flip(hw_surface);
 
     /// 
     int res = wait_event_loop();
diff --git a/prodScreen_speakerTest.c b/prodScreen_speakerTest.c
index fac4726..f083339 100644
--- a/prodScreen_speakerTest.c
+++ b/prodScreen_speakerTest.c
@@ -38,6 +38,9 @@ static int wait_event_loop(){
             }
         }
 
+        /* To inverstigate but with Buildroot, we need this: */
+        SDL_Flip(hw_surface);
+
         /* Sleep for some time */
         SDL_Delay(SLEEP_PERIOD_MS);
     }
@@ -98,7 +101,7 @@ int launch_prod_screen_speaker(){
     SDL_FreeSurface(text_surface);
 
     /* Render screen */
-    SDL_Flip(hw_surface);
+    //SDL_Flip(hw_surface);
 
     /// 
     int res = wait_event_loop();
diff --git a/prodScreen_validation.c b/prodScreen_validation.c
index 28562d1..e6f76ac 100644
--- a/prodScreen_validation.c
+++ b/prodScreen_validation.c
@@ -38,6 +38,9 @@ static int wait_event_loop(){
             }
         }
 
+        /* To inverstigate but with Buildroot, we need this: */
+        SDL_Flip(hw_surface);
+
         /* Sleep for some time */
         SDL_Delay(SLEEP_PERIOD_MS);
     }
@@ -99,7 +102,7 @@ int launch_prod_screen_validation(){
     SDL_FreeSurface(text_surface);
 
     /// Render screen
-    SDL_Flip(hw_surface);
+    //SDL_Flip(hw_surface);
 
     /// 
     int res = wait_event_loop();
diff --git a/prodScreen_waitBattery.c b/prodScreen_waitBattery.c
index ba75f16..7af7448 100644
--- a/prodScreen_waitBattery.c
+++ b/prodScreen_waitBattery.c
@@ -66,6 +66,9 @@ static int wait_event_loop(){
             }
         }
 
+        /* To inverstigate but with Buildroot, we need this: */
+        SDL_Flip(hw_surface);
+
         if(SDL_GetTicks() - prev_ms > CHECK_BATTERY_DELAY_MS){
 
             /* Update time*/
@@ -140,7 +143,7 @@ int launch_prod_screen_waitbattery(){
     SDL_FreeSurface(text_surface);*/
 
     /// Render screen
-    SDL_Flip(hw_surface);
+    //SDL_Flip(hw_surface);
 
     /// 
     int res = wait_event_loop();