diff --git a/HMCL/src/main/resources/assets/css/root.css b/HMCL/src/main/resources/assets/css/root.css
index 8fb46cd2c..ce4af8fbc 100644
--- a/HMCL/src/main/resources/assets/css/root.css
+++ b/HMCL/src/main/resources/assets/css/root.css
@@ -1344,6 +1344,10 @@
     -fx-stroke: -monet-primary-container;
 }
 
+.jfx-spinner .arc {
+    -fx-stroke-line-cap: round;
+}
+
 .first-spinner {
     -jfx-radius: 20;
 }