diff --git a/src/video/vid_svga_render.c b/src/video/vid_svga_render.c
index b9330f4c0..0a6be44fa 100644
--- a/src/video/vid_svga_render.c
+++ b/src/video/vid_svga_render.c
@@ -480,7 +480,8 @@ svga_render_indexed_gfx(svga_t *svga, bool highres, bool combine8bits)
     const int     dwshift     = highres ? 0 : 1;
     const int     dotwidth    = 1 << dwshift;
     const int     charwidth   = dotwidth * (combine8bits ? 4 : 8);
-    const uint8_t blinkmask   = (attrblink && blinked ? 0x8 : 0x0);
+    const uint8_t blinkmask   = (attrblink ? 0x7 : 0xF);
+    const uint8_t blinkval    = (attrblink && blinked ? 0x8 : 0x0);
 
     if ((svga->displine + svga->y_add) < 0)
         return;
@@ -586,9 +587,13 @@ svga_render_indexed_gfx(svga_t *svga, bool highres, bool combine8bits)
                 = (edatlookup[(edat[0] >> inshift) & 3][(edat[1] >> inshift) & 3])
                 | (edatlookup[(edat[2] >> inshift) & 3][(edat[3] >> inshift) & 3] << 2);
 
-            // FIXME: Confirm blink behaviour is actually XOR on real hardware
-            uint32_t c0 = ((dat >> 4) & svga->plane_mask) ^ blinkmask;
-            uint32_t c1 = (dat & svga->plane_mask) ^ blinkmask;
+            // FIXME: Confirm blink behaviour on real hardware
+            // This is how it behaves on an Intel GMA 4500MHD (2008).
+            // That includes 8bpp modes.
+            // However, an AMD Stoney Ridge (2016) seems to ignore blink in 8bpp modes.
+
+            uint32_t c0 = ((dat >> 4) & svga->plane_mask & blinkmask) | blinkval;
+            uint32_t c1 = (dat & svga->plane_mask & blinkmask) | blinkval;
             if (combine8bits) {
                 uint32_t ccombined = (c0 << 4) | c1;
                 uint32_t p0 = svga->map8[ccombined];