diff --git a/sq2bs.js b/sq2bs.js
index 47c641d..1daf968 100644
--- a/sq2bs.js
+++ b/sq2bs.js
@@ -133,7 +133,7 @@ function update_field(field) {
 
     // call calc build
 }
-
+/* tabulars */
 
 let tabs = ['all-stats', 'minimal-offensive-stats', 'minimal-defensive-stats'];
 
@@ -168,6 +168,19 @@ function collapse_element(eq) {
     document.querySelector("#"+eq+"-tooltip").style.display = "";
 }
 
+// disable boosts
+
+function reset_powder_specials() {
+    let specials = ["Quake", "Chain_Lightning", "Curse", "Courage", "Wind_Prison"]
+    for (const special of specials) {
+        for (i = 1; i < 6; i++) {
+            if (document.querySelector("#"+special+"-"+i).classList.contains("toggleOn")) {
+                document.querySelector("#"+special+"-"+i).classList.remove("toggleOn");
+            }
+        }
+    }
+}
+
 // autocomplete initialize
 function init_autocomplete() {
     let dropdowns = new Map()
diff --git a/sq2builder.js b/sq2builder.js
index 1c3b8d7..fa34bfc 100644
--- a/sq2builder.js
+++ b/sq2builder.js
@@ -306,6 +306,7 @@ function calculateBuild(save_skp, skp){
         if(player_build){
             updateBoosts("skip", false);
             updatePowderSpecials("skip", false);
+            reset_powder_specials();
         }
         let weaponName = getValue(equipmentInputs[8]);
         if (weaponName.startsWith("Morph-")) {