diff --git a/gst/videoscale/vs_scanline.c b/gst/videoscale/vs_scanline.c
index 91cee731c0..717819eb94 100644
--- a/gst/videoscale/vs_scanline.c
+++ b/gst/videoscale/vs_scanline.c
@@ -661,13 +661,12 @@ vs_scanline_merge_linear_RGB565 (uint8_t * dest_u8, uint8_t * src1_u8,
 
 /* note that src and dest are uint16_t, and thus endian dependent */
 
-#define RGB555_R(x) (((x)&0x7c00)>>8 | ((x)&0x7c00)>>13)
-#define RGB555_G(x) (((x)&0x03e0)>>3 | ((x)&0x03e0)>>9)
+#define RGB555_R(x) (((x)&0x7c00)>>7 | ((x)&0x7c00)>>12)
+#define RGB555_G(x) (((x)&0x03e0)>>2 | ((x)&0x03e0)>>7)
 #define RGB555_B(x) (((x)&0x001f)<<3 | ((x)&0x001f)>>2)
 
 #define RGB555(r,g,b) \
-  ((((r)<<7)&0x7c00) | (((g)<<3)&0x03e0) | (((b)>>3)&0x001f))
-
+  ((((r)<<7)&0x7c00) | (((g)<<2)&0x03e0) | (((b)>>3)&0x001f))
 
 void
 vs_scanline_downsample_RGB555 (uint8_t * dest_u8, uint8_t * src_u8, int n)