diff --git a/scripts/build.sh b/scripts/build.sh
index 145b1d73..5c9cda21 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -3,7 +3,6 @@
 set -e
 
 CLEANSLATE="node_modules/cleanslate/docs/files/cleanslate.css"
-TRIDACTYL_LOGO="src/static/logo/Tridactyl_64px.png"
 
 isWindowsMinGW() {
   is_mingw="False"
@@ -74,14 +73,3 @@ if [ -e "$CLEANSLATE" ] ; then
 else
 	echo "Couldn't find cleanslate.css. Try running 'yarn install'"
 fi
-
-if [ -e "$TRIDACTYL_LOGO" ] ; then
-    # sed and base64 take different arguments on Mac
-    case "$(uname)" in
-      Darwin*) sed -i "" "s@REPLACE_ME_WITH_BASE64_TRIDACTYL_LOGO@$(base64 "$TRIDACTYL_LOGO")@" build/static/themes/default/default.css;;
-      *BSD) sed -in "s@REPLACE_ME_WITH_BASE64_TRIDACTYL_LOGO@$(base64 "$TRIDACTYL_LOGO" | tr -d '\r\n')@" build/static/themes/default/default.css;;
-      *) sed "s@REPLACE_ME_WITH_BASE64_TRIDACTYL_LOGO@$(base64 --wrap 0 "$TRIDACTYL_LOGO")@" -i build/static/themes/default/default.css;;
-    esac
-else
-	echo "Couldn't find Tridactyl logo ($TRIDACTYL_LOGO)"
-fi
diff --git a/src/static/themes/default/default.css b/src/static/themes/default/default.css
index 7812074e..7b76d50c 100644
--- a/src/static/themes/default/default.css
+++ b/src/static/themes/default/default.css
@@ -6,7 +6,7 @@
     --tridactyl-small-font-size: 12px;
     --tridactyl-bg: white;
     --tridactyl-fg: black;
-    --tridactyl-logo: url("data:image/png;base64,REPLACE_ME_WITH_BASE64_TRIDACTYL_LOGO");
+    --tridactyl-logo: url("moz-extension://__MSG_@@extension_id__/static/logo/tridactyl_64px.png");
     --tridactyl-scrollbar-color: auto;
 
     /* Mode indicator */