diff --git a/web_src/css/themes/theme-forgejo-dark.css b/web_src/css/themes/theme-forgejo-dark.css
index 862aaf4ba4..3b11d16cd9 100644
--- a/web_src/css/themes/theme-forgejo-dark.css
+++ b/web_src/css/themes/theme-forgejo-dark.css
@@ -318,3 +318,16 @@ strong.attention-note, svg.attention-note {
 strong.attention-caution, svg.attention-caution {
   color: var(--color-red-light);
 }
+.ui.basic.red.button {
+  background-color: var(--color-red);
+  color: var(--color-white);
+}
+.ui.basic.red.button:hover,
+.ui.basic.red.button:focus {
+  background-color: var(--color-red-dark-1);
+  color: var(--color-white);
+}
+.ui.basic.red.button:active {
+  background-color: var(--color-red-dark-2);
+  color: var(--color-white);
+}