diff --git a/regenerate-dots.sh b/regenerate-dots.sh
index a11ce8f..43498a6 100644
--- a/regenerate-dots.sh
+++ b/regenerate-dots.sh
@@ -9,5 +9,5 @@ for pic in $(find ./static/files -name '*.dot' -print); do
     dot $pic -Tsvg -Gfontname="$FONT" -Nfontname="$FONT" -Efontname="$FONT" > ${SVG_NAME}_light.svg
 
     # dark mode
-    dot $pic -Tsvg -Gfontname="$FONT" -Nfontname="$FONT" -Efontname="$FONT" -Gbgcolor="none" -Gcolor="white" -Gfontcolor="white" -Nfillcolor="none" -Ncolor="white" -Nfontcolor="white" -Efillcolor="none" -Ecolor="white" -Efontcolor="white" > ${SVG_NAME}_dark.svg
-done;
\ No newline at end of file
+    dot $pic -Tsvg -Gfontname="$FONT" -Nfontname="$FONT" -Efontname="$FONT" -Gbgcolor="#1b1b1d" -Gcolor="white" -Gfontcolor="white" -Nfillcolor="none" -Ncolor="white" -Nfontcolor="white" -Efillcolor="none" -Ecolor="white" -Efontcolor="white" > ${SVG_NAME}_dark.svg
+done;