diff --git a/apps/action.c b/apps/action.c
index 0c55227aac..d2fef6f513 100644
--- a/apps/action.c
+++ b/apps/action.c
@@ -434,6 +434,7 @@ static inline void button_flip_horizontally(int context, int *button)
         return;
     }
 
+#if defined(BUTTON_LEFT) && defined(BUTTON_RIGHT)
     newbutton &= ~(BUTTON_LEFT | BUTTON_RIGHT);
     if (has_flag(*button, BUTTON_LEFT))
     {
@@ -444,6 +445,10 @@ static inline void button_flip_horizontally(int context, int *button)
     {
         newbutton |= BUTTON_LEFT;
     }
+#else
+#warning "BUTTON_LEFT / BUTTON_RIGHT not defined!"
+#endif
+
 #ifndef SIMULATOR
 #ifdef HAVE_SCROLLWHEEL
     newbutton &= ~(BUTTON_SCROLL_BACK | BUTTON_SCROLL_FWD);
diff --git a/apps/plugins/pictureflow/pictureflow.c b/apps/plugins/pictureflow/pictureflow.c
index 91062f8f11..843df5746e 100644
--- a/apps/plugins/pictureflow/pictureflow.c
+++ b/apps/plugins/pictureflow/pictureflow.c
@@ -80,7 +80,7 @@ const struct button_mapping pf_context_album_scroll[] =
     {PF_PREV_REPEAT,  BUTTON_RC_REW|BUTTON_REPEAT,BUTTON_NONE},
     {PF_NEXT,         BUTTON_RC_FF,               BUTTON_NONE},
     {PF_NEXT_REPEAT,  BUTTON_RC_FF|BUTTON_REPEAT, BUTTON_NONE},
-#else
+#elif defined(BUTTON_LEFT) && defined(BUTTON_RIGHT)
     {PF_PREV,         BUTTON_LEFT,                BUTTON_NONE},
     {PF_PREV_REPEAT,  BUTTON_LEFT|BUTTON_REPEAT,  BUTTON_NONE},
     {PF_NEXT,         BUTTON_RIGHT,               BUTTON_NONE},
@@ -89,6 +89,8 @@ const struct button_mapping pf_context_album_scroll[] =
     {ACTION_NONE,     BUTTON_RIGHT|BUTTON_REL,    BUTTON_RIGHT},
     {ACTION_NONE,     BUTTON_LEFT|BUTTON_REPEAT,  BUTTON_LEFT},
     {ACTION_NONE,     BUTTON_RIGHT|BUTTON_REPEAT, BUTTON_RIGHT},
+#else
+#warning "LEFT/RIGHT not defined!"
 #endif
     LAST_ITEM_IN_LIST__NEXTLIST(CONTEXT_PLUGIN|1)
 };
diff --git a/apps/plugins/rockboy/rockboy.c b/apps/plugins/rockboy/rockboy.c
index 202cdf6570..29269f18fb 100644
--- a/apps/plugins/rockboy/rockboy.c
+++ b/apps/plugins/rockboy/rockboy.c
@@ -85,9 +85,11 @@ static void setoptions (void)
 #ifdef HAVE_TOUCHSCREEN
         options.LEFT    = BUTTON_MIDLEFT;
         options.RIGHT   = BUTTON_MIDRIGHT;
-#else
+#elif defined(BUTTON_LEFT) && defined(BUTTON_RIGHT)
         options.LEFT    = BUTTON_LEFT;
         options.RIGHT   = BUTTON_RIGHT;
+#else
+#warning "LEFT/RIGHT not defined!"
 #endif
 
 #if CONFIG_KEYPAD == IRIVER_H100_PAD
diff --git a/firmware/drivers/button.c b/firmware/drivers/button.c
index 58a9ab0b94..939f94884d 100644
--- a/firmware/drivers/button.c
+++ b/firmware/drivers/button.c
@@ -558,15 +558,20 @@ void button_close(void)
 
 #ifdef HAVE_LCD_FLIP
 /*
- * helper function to swap LEFT/RIGHT, UP/DOWN (if present), and F1/F3 (Recorder)
+ * helper function to swap LEFT/RIGHT, UP/DOWN (if present)
  */
 static int button_flip(int button)
 {
     int newbutton = button;
 
 #if (CONFIG_PLATFORM & PLATFORM_NATIVE)
-    newbutton &=
-        ~(BUTTON_LEFT | BUTTON_RIGHT
+    newbutton &= ~(
+#if defined(BUTTON_LEFT) && defined(BUTTON_RIGHT)
+        BUTTON_LEFT | BUTTON_RIGHT
+#else
+#warning "LEFT/RIGHT not defined!"
+	 0
+#endif
 #if defined(BUTTON_UP) && defined(BUTTON_DOWN)
         | BUTTON_UP | BUTTON_DOWN
 #endif
@@ -583,10 +588,15 @@ static int button_flip(int button)
 #endif
         );
 
+#if defined(BUTTON_LEFT) && defined(BUTTON_RIGHT)
     if (button & BUTTON_LEFT)
         newbutton |= BUTTON_RIGHT;
     if (button & BUTTON_RIGHT)
         newbutton |= BUTTON_LEFT;
+#else
+#warning "LEFT/RIGHT not defined!"
+#endif
+
 #if defined(BUTTON_UP) && defined(BUTTON_DOWN)
     if (button & BUTTON_UP)
         newbutton |= BUTTON_DOWN;
diff --git a/firmware/target/arm/rk27xx/ihifi2/button-target.h b/firmware/target/arm/rk27xx/ihifi2/button-target.h
index 211e20e1d6..d317e30972 100644
--- a/firmware/target/arm/rk27xx/ihifi2/button-target.h
+++ b/firmware/target/arm/rk27xx/ihifi2/button-target.h
@@ -32,8 +32,8 @@
 #define BUTTON_VOL_UP     0x00000020
 #define BUTTON_VOL_DOWN   0x00000040
 
-#define BUTTON_LEFT  0
-#define BUTTON_RIGHT 0
+#define BUTTON_LEFT  BUTTON_PREV
+#define BUTTON_RIGHT BUTTON_NEXT
 
 #define BUTTON_MAIN  (BUTTON_POWER | BUTTON_HOME | BUTTON_PREV | BUTTON_NEXT | \
                       BUTTON_PLAY | BUTTON_VOL_UP | BUTTON_VOL_DOWN)
diff --git a/firmware/target/arm/s5l8700/meizu-m3/button-target.h b/firmware/target/arm/s5l8700/meizu-m3/button-target.h
index 93f102c410..c438628cc9 100644
--- a/firmware/target/arm/s5l8700/meizu-m3/button-target.h
+++ b/firmware/target/arm/s5l8700/meizu-m3/button-target.h
@@ -28,10 +28,6 @@
 #define BUTTON_MENU         0x00000002
 #define BUTTON_PLAY         0x00000004
 
-/* there are no LEFT/RIGHT buttons, but other parts of the code expect them */
-#define BUTTON_LEFT         0
-#define BUTTON_RIGHT        0
-
 #define BUTTON_MAIN (BUTTON_PREVNEXT|BUTTON_MENU|BUTTON_PLAY)
 
 #define POWEROFF_BUTTON BUTTON_PLAY
diff --git a/firmware/target/mips/ingenic_jz47xx/onda_vx767/button-target.h b/firmware/target/mips/ingenic_jz47xx/onda_vx767/button-target.h
index 04b46f85c7..cea469c541 100644
--- a/firmware/target/mips/ingenic_jz47xx/onda_vx767/button-target.h
+++ b/firmware/target/mips/ingenic_jz47xx/onda_vx767/button-target.h
@@ -32,11 +32,8 @@
 #define BUTTON_REWIND     0x00000020
 #define BUTTON_FAST_FWD   0x00000040
 
-/* Compatibility hacks for flipping. Needs a somewhat better fix. */
-#define BUTTON_LEFT  0
-#define BUTTON_RIGHT 0
-#define BUTTON_UP    0
-#define BUTTON_DOWN  0
+#define BUTTON_LEFT BUTTON_REWIND
+#define BUTTON_RIGHT BUTTON_FAST_FWD
 
 #define BUTTON_MAIN  (BUTTON_SELECT | BUTTON_VOL_UP | BUTTON_VOL_DOWN | BUTTON_MENU \
                       BUTTON_MENU | BUTTON_BACK | BUTTON_REWIND | BUTTON_FAST_FWD)
diff --git a/firmware/target/mips/ingenic_jz47xx/xduoo_x3/button-target.h b/firmware/target/mips/ingenic_jz47xx/xduoo_x3/button-target.h
index 9e2800d57b..a471c419e6 100644
--- a/firmware/target/mips/ingenic_jz47xx/xduoo_x3/button-target.h
+++ b/firmware/target/mips/ingenic_jz47xx/xduoo_x3/button-target.h
@@ -33,12 +33,13 @@
 #define BUTTON_VOL_UP     0x00000040
 #define BUTTON_VOL_DOWN   0x00000080
 #define BUTTON_PWRALT     0x00000100 /* BUTTON_POWER combo with other buttons */
-#define BUTTON_LEFT  0
-#define BUTTON_RIGHT 0
 
 #define BUTTON_MAIN  (BUTTON_POWER | BUTTON_HOME | BUTTON_OPTION | BUTTON_PREV | \
                       BUTTON_NEXT | BUTTON_PLAY | BUTTON_VOL_UP | BUTTON_VOL_DOWN)
 
+#define BUTTON_LEFT BUTTON_PREV
+#define BUTTON_RIGHT BUTTON_NEXT
+
 /* Software power-off */
 #define POWEROFF_BUTTON BUTTON_POWER
 #define POWEROFF_COUNT  10