diff --git a/arch/arm/src/lpc17xx/lpc17_allocateheap.c b/arch/arm/src/lpc17xx/lpc17_allocateheap.c
index b97c8b055dc..39038742d7e 100644
--- a/arch/arm/src/lpc17xx/lpc17_allocateheap.c
+++ b/arch/arm/src/lpc17xx/lpc17_allocateheap.c
@@ -407,7 +407,7 @@ void up_addregion(void)
     else
       {
         /* Use the entire SDRAM for heap (possible reserving a portion at
-         * the beginning of DRAM.
+         * the beginning of DRAM).
          */
 
         dram_start = LPC17_EXTDRAM_CS0 + CONFIG_LPC17_EXTDRAMHEAP_OFFSET;
diff --git a/graphics/nxbe/nxbe_fill.c b/graphics/nxbe/nxbe_fill.c
index f8eb2fbf3e1..5c631584a75 100644
--- a/graphics/nxbe/nxbe_fill.c
+++ b/graphics/nxbe/nxbe_fill.c
@@ -216,6 +216,6 @@ void nxbe_fill(FAR struct nxbe_window_s *wnd,
 
       /* Rend the bitmap directly to the graphics device in any case */
 
-       nxbe_fill_dev(wnd, &remaining, color);
+      nxbe_fill_dev(wnd, &remaining, color);
     }
 }
diff --git a/graphics/nxbe/nxbe_setsize.c b/graphics/nxbe/nxbe_setsize.c
index f7e77067ecc..86241402a5b 100644
--- a/graphics/nxbe/nxbe_setsize.c
+++ b/graphics/nxbe/nxbe_setsize.c
@@ -177,7 +177,7 @@ static void nxbe_realloc(FAR struct nxbe_window_s *wnd,
         {
           /* Copy valid row data */
 
-          memcpy(src, dest, minstride);
+          memcpy(dest, src, minstride);
 
           /* Pad any extra pixel data on the right (with zeroes?) */