diff --git a/src/data/ability.ts b/src/data/ability.ts
index 7e270f4d3f2..2fd08cf8850 100644
--- a/src/data/ability.ts
+++ b/src/data/ability.ts
@@ -4657,7 +4657,7 @@ export function initAbilities() {
       .attr(AlwaysHitAbAttr)
       .attr(DoubleBattleChanceAbAttr),
     new Ability(Abilities.STALL, 4)
-      .attr(ChangeMovePriorityAbAttr, (pokemon, move: Move) => true, -0.5),
+      .attr(ChangeMovePriorityAbAttr, (pokemon, move: Move) => true, -0.2),
     new Ability(Abilities.TECHNICIAN, 4)
       .attr(MovePowerBoostAbAttr, (user, target, move) => {
         const power = new Utils.NumberHolder(move.power);
@@ -5343,7 +5343,7 @@ export function initAbilities() {
       .partial() // Healing not blocked by Heal Block
       .ignorable(),
     new Ability(Abilities.MYCELIUM_MIGHT, 9)
-      .attr(ChangeMovePriorityAbAttr, (pokemon, move) => move.category === MoveCategory.STATUS, -0.5)
+      .attr(ChangeMovePriorityAbAttr, (pokemon, move) => move.category === MoveCategory.STATUS, -0.2)
       .attr(PreventBypassSpeedChanceAbAttr, (pokemon, move) => move.category === MoveCategory.STATUS)
       .attr(MoveAbilityBypassAbAttr, (pokemon, move: Move) => move.category === MoveCategory.STATUS),
     new Ability(Abilities.MINDS_EYE, 9)
diff --git a/src/phases.ts b/src/phases.ts
index 81f4eb99ca9..34fbf7babb9 100644
--- a/src/phases.ts
+++ b/src/phases.ts
@@ -2352,7 +2352,7 @@ export class TurnStartPhase extends FieldPhase {
         // If the moves share the same original priority bracket, it can check for differences in battlerBypassSpeed and return the result.
         // This conditional is used to ensure that Quick Claw can still activate with abilities like Stall and Mycelium Might (attack moves only)
         // Otherwise, the game returns the user of the move with the highest priority.
-        const isSameBracket = Math.abs(aPriority.value - bPriority.value) === 0.5;
+        const isSameBracket = Math.ceil(aPriority.value) - Math.ceil(bPriority.value) === 0;
         if (aPriority.value !== bPriority.value) {
           if (isSameBracket && battlerBypassSpeed[a].value !== battlerBypassSpeed[b].value) {
             return battlerBypassSpeed[a].value ? -1 : 1;