diff --git a/.config/hypr/hyprland.conf b/.config/hypr/hyprland.conf
index 9c92baf..397da52 100644
--- a/.config/hypr/hyprland.conf
+++ b/.config/hypr/hyprland.conf
@@ -196,6 +196,7 @@ windowrulev2 = opacity 0.85,class:^(Thunar)$
 windowrulev2 = opacity 0.90,class:^(org.qbittorrent.qBittorrent)$
 windowrulev2 = opacity 0.90,class:^(SWT)$
 windowrulev2 = opacity 0.90,class:^(Eclipse)$
+windowrulev2 = opacity 0.90,class:^(SpringToolSuite4)$
 windowrulev2 = opacity 0.90,class:^(jetbrains-idea-ce)$
 layerrule = blur, rofi
 layerrule = xray[0], rofi