diff -rupN libimagequant-2.14.0/libimagequant.c libimagequant-2.14.0-new/libimagequant.c
---
 libimagequant.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libimagequant.c b/libimagequant.c
index 4f0b48f..047c042 100644
--- a/libimagequant.c
+++ b/libimagequant.c
@@ -1279,7 +1279,7 @@ LIQ_NONNULL static float remap_to_palette(liq_image *const input_image, unsigned
 
 #if __GNUC__ >= 9 || __clang__
     #pragma omp parallel for if (rows*cols > 3000) \
-        schedule(static) default(none) shared(acolormap,average_color,cols,input_image,map,n,output_pixels,rows,transparent_index) reduction(+:remapping_error)
+        schedule(static) default(none) shared(acolormap,average_color,cols,input_image,map,n,output_pixels,rows,transparent_index,background) reduction(+:remapping_error)
 #else
     #pragma omp parallel for if (rows*cols > 3000) \
         schedule(static) default(none) shared(acolormap) shared(average_color) reduction(+:remapping_error)
-- 
2.23.0