diff --git a/src/General/css/tomorrow.css b/src/General/css/tomorrow.css
index 55c832913..dbdff624e 100755
--- a/src/General/css/tomorrow.css
+++ b/src/General/css/tomorrow.css
@@ -3,6 +3,9 @@
   background-color: #282A2E;
   border-color: #111;
 }
+:root.tomorrow img[src*="//boards.4chan.org/js/jsMath/fonts/"] {
+  filter: invert(100%);
+}
 
 /* Header */
 :root.tomorrow #header-bar.dialog {