diff --git a/app/javascript/styles/mastodon/boost.scss b/app/javascript/styles/mastodon/boost.scss
index 3489428f838..4b6c9b82ed8 100644
--- a/app/javascript/styles/mastodon/boost.scss
+++ b/app/javascript/styles/mastodon/boost.scss
@@ -15,5 +15,8 @@ button.icon-button i.fa-retweet {
 }
 
 button.icon-button.disabled i.fa-retweet {
-  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' height='209' width='22'><path d='M 18.972656 1.2011719 C 18.829825 1.1881782 18.685932 1.2302188 18.572266 1.3300781 L 15.990234 3.5996094 C 15.58109 3.6070661 15.297269 3.609375 14.730469 3.609375 L 7.0996094 3.609375 L 9.4199219 6.4609375 L 9.4492188 6.5195312 L 12.664062 6.5195312 L 6.5761719 11.867188 C 6.5674697 11.818249 6.5507813 11.773891 6.5507812 11.720703 L 6.5507812 9.0195312 L 9.0507812 9.0195312 C 9.4207813 9.0495313 9.6792188 8.54 9.4492188 8.25 L 5.5 3.3496094 C 5.38 3.1796094 5.1607031 3.1003906 4.9707031 3.1503906 L 4.9707031 3.1601562 C 4.8707031 3.1901563 4.8 3.2598438 4.75 3.3398438 L 0.80078125 8.2402344 C 0.60078125 8.5402344 0.8292187 9.0190625 1.1992188 9.0390625 L 3.5996094 9.0390625 L 3.5996094 11.720703 C 3.5996094 13.045739 3.5690668 13.895038 3.6503906 14.4375 L 2.6152344 15.347656 C 2.3879011 15.547375 2.3754917 15.901081 2.5859375 16.140625 L 3.1464844 16.78125 C 3.3569308 17.020794 3.7101667 17.053234 3.9375 16.853516 L 19.892578 2.8359375 C 20.119911 2.6362188 20.134275 2.282513 19.923828 2.0429688 L 19.361328 1.4023438 C 19.256105 1.282572 19.115488 1.2141655 18.972656 1.2011719 z M 18.410156 6.7753906 L 15.419922 9.4042969 L 15.419922 9.9394531 L 14.810547 9.9394531 L 13.148438 11.400391 L 16.539062 15.640625 C 16.719062 15.890625 17.140313 15.890625 17.320312 15.640625 L 21.259766 10.740234 C 21.519766 10.460234 21.260625 9.9094531 20.890625 9.9394531 L 18.400391 9.9394531 L 18.400391 7.2402344 C 18.400391 7.0470074 18.407711 6.9489682 18.410156 6.7753906 z M 11.966797 12.439453 L 8.6679688 15.339844 L 14.919922 15.339844 L 12.619141 12.5 C 12.589141 12.48 12.590313 12.459453 12.570312 12.439453 L 11.966797 12.439453 z' fill='#{hex-color(darken($action-button-color, 13%))}' stroke-width='0'/></svg>");
+  &,
+  &:hover {
+    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' height='209' width='22'><path d='M 18.972656 1.2011719 C 18.829825 1.1881782 18.685932 1.2302188 18.572266 1.3300781 L 15.990234 3.5996094 C 15.58109 3.6070661 15.297269 3.609375 14.730469 3.609375 L 7.0996094 3.609375 L 9.4199219 6.4609375 L 9.4492188 6.5195312 L 12.664062 6.5195312 L 6.5761719 11.867188 C 6.5674697 11.818249 6.5507813 11.773891 6.5507812 11.720703 L 6.5507812 9.0195312 L 9.0507812 9.0195312 C 9.4207813 9.0495313 9.6792188 8.54 9.4492188 8.25 L 5.5 3.3496094 C 5.38 3.1796094 5.1607031 3.1003906 4.9707031 3.1503906 L 4.9707031 3.1601562 C 4.8707031 3.1901563 4.8 3.2598438 4.75 3.3398438 L 0.80078125 8.2402344 C 0.60078125 8.5402344 0.8292187 9.0190625 1.1992188 9.0390625 L 3.5996094 9.0390625 L 3.5996094 11.720703 C 3.5996094 13.045739 3.5690668 13.895038 3.6503906 14.4375 L 2.6152344 15.347656 C 2.3879011 15.547375 2.3754917 15.901081 2.5859375 16.140625 L 3.1464844 16.78125 C 3.3569308 17.020794 3.7101667 17.053234 3.9375 16.853516 L 19.892578 2.8359375 C 20.119911 2.6362188 20.134275 2.282513 19.923828 2.0429688 L 19.361328 1.4023438 C 19.256105 1.282572 19.115488 1.2141655 18.972656 1.2011719 z M 18.410156 6.7753906 L 15.419922 9.4042969 L 15.419922 9.9394531 L 14.810547 9.9394531 L 13.148438 11.400391 L 16.539062 15.640625 C 16.719062 15.890625 17.140313 15.890625 17.320312 15.640625 L 21.259766 10.740234 C 21.519766 10.460234 21.260625 9.9094531 20.890625 9.9394531 L 18.400391 9.9394531 L 18.400391 7.2402344 C 18.400391 7.0470074 18.407711 6.9489682 18.410156 6.7753906 z M 11.966797 12.439453 L 8.6679688 15.339844 L 14.919922 15.339844 L 12.619141 12.5 C 12.589141 12.48 12.590313 12.459453 12.570312 12.439453 L 11.966797 12.439453 z' fill='#{hex-color(darken($action-button-color, 13%))}' stroke-width='0'/></svg>");
+  }
 }