diff --git a/src/app/components/HardpointSlot.jsx b/src/app/components/HardpointSlot.jsx
index c5b8d457..beb8dae3 100644
--- a/src/app/components/HardpointSlot.jsx
+++ b/src/app/components/HardpointSlot.jsx
@@ -61,7 +61,7 @@ export default class HardpointSlot extends Slot {
           { m.getDps() && m.getEps() ? <div className={'l'} onMouseOver={termtip.bind(null, 'dpe')} onMouseOut={tooltip.bind(null, null)}>{translate('DPE')}: {formats.f1(m.getDps() / m.getEps())}</div> : null }
           { m.getRoF() ? <div className={'l'} onMouseOver={termtip.bind(null, 'rof')} onMouseOut={tooltip.bind(null, null)}>{translate('ROF')}: {formats.f1(m.getRoF())}{u.ps}</div> : null }
           { m.getRange() && !m.getDps() ? <div className={'l'}>{translate('Range')} : {formats.round(m.getRange() / 1000)}{u.km}</div> : null }
-          { m.getShieldMul() ? <div className={'l'}>+{formats.rPct(m.getShieldMul())}</div> : null }
+          { m.getShieldBoost() ? <div className={'l'}>+{formats.rPct(m.getShieldBoost())}</div> : null }
           { m.getAmmo() ? <div className={'l'}>{translate('ammunition')}: {formats.int(m.getClip())}/{formats.int(m.getAmmo())}</div> : null }
           { m && validMods.length > 0 ? <div className='r' ><button onClick={this._toggleModifications.bind(this)} onContextMenu={stopCtxPropagation} onMouseOver={termtip.bind(null, 'modifications')} onMouseOut={tooltip.bind(null, null)}><ListModifications /></button></div> : null }
         </div>
diff --git a/src/app/i18n/en.js b/src/app/i18n/en.js
index e5e37774..6276f0d1 100644
--- a/src/app/i18n/en.js
+++ b/src/app/i18n/en.js
@@ -133,7 +133,7 @@ export const terms = {
   reload: 'Reload time',
   rof: 'Rate of fire',
   shield: 'Shield',
-  shieldmul: 'Shield boost',
+  shieldboost: 'Shield boost',
   spinup: 'Spin up time',
   syscap: 'Systems capacity',
   sysrate: 'Systems recharge rate',
diff --git a/src/app/shipyard/Module.js b/src/app/shipyard/Module.js
index d9c8a6e7..d367cc9a 100755
--- a/src/app/shipyard/Module.js
+++ b/src/app/shipyard/Module.js
@@ -274,11 +274,11 @@ export default class Module {
   }
 
   /**
-   * Get the shield multiplier for this module, taking in to account modifications
-   * @return {Number} the shield multiplier of this module
+   * Get the shield boost for this module, taking in to account modifications
+   * @return {Number} the shield boost of this module
    */
-  getShieldMultiplier() {
-    return this._getModifiedValue('shieldmul');
+  getShieldBoost() {
+    return this._getModifiedValue('shieldboost');
   }
 
   /**
@@ -365,14 +365,6 @@ export default class Module {
     return result;
   }
 
-  /**
-   * Get the shield multiplier for this module, taking in to account modifications
-   * @return {Number} the shield multiplier of this module
-   */
-  getShieldMul() {
-    return this._getModifiedValue('shieldmul');
-  }
-
   /**
    * Get the damage for this module, taking in to account modifications
    * @return {Number} the damage of this module
diff --git a/src/app/shipyard/Ship.js b/src/app/shipyard/Ship.js
index cdd04045..05784e45 100755
--- a/src/app/shipyard/Ship.js
+++ b/src/app/shipyard/Ship.js
@@ -232,7 +232,7 @@ export default class Ship {
       sg = sgSlot.m;
     }
 
-    // TODO obtain shieldMultiplier
+    // TODO obtain shield boost
     //return Calc.shieldStrength(this.hullMass, this.baseShieldStrength, sg, this.shieldMultiplier + (multiplierDelta || 0));
     return Calc.shieldStrength(this.hullMass, this.baseShieldStrength, sg, 0 + (multiplierDelta || 0));
   }
@@ -430,7 +430,7 @@ export default class Ship {
       // Could be for either thrusters or FSD
       this.updateTopSpeed();
       this.updateJumpStats();
-    } else if (name == 'shieldmul') {
+    } else if (name == 'shieldboost') {
       m.setModValue(name, value);
       this.updateShield();
     } else if (name == 'hullboost') {
@@ -906,7 +906,7 @@ export default class Ship {
     // Shield from boosters
     for (let slot of this.hardpoints) {
       if (slot.m && slot.m.grp == 'sb') {
-        shield += baseShield * slot.m.getShieldMultiplier();
+        shield += baseShield * slot.m.getShieldBoost();
       }
     }
     this.shield = shield;
diff --git a/src/app/utils/SlotFunctions.js b/src/app/utils/SlotFunctions.js
index 211e3be5..74697c7f 100644
--- a/src/app/utils/SlotFunctions.js
+++ b/src/app/utils/SlotFunctions.js
@@ -118,8 +118,6 @@ const PROP_BLACKLIST = {
   ssdam: 1,
   mjdps: 1,
   mjeps: 1,
-  M: 1,
-  P: 1,
   mass: 1,
   cost: 1,
   recover: 1,
@@ -138,14 +136,12 @@ const PROP_BLACKLIST = {
 const TERM_LOOKUP = {
   pgen: 'power',
   armouradd: 'armour',
-  shieldmul: 'multiplier',
   rof: 'ROF',
   dps: 'DPS'
 };
 
 const FORMAT_LOOKUP = {
-  time: 'time',
-  shieldmul: 'rPct'
+  time: 'time'
 };
 
 const UNIT_LOOKUP = {
@@ -246,13 +242,13 @@ export function diffDetails(language, m, mm) {
 
     if (mAffectsShield) {
       if (m.grp == 'sb') {  // Both m and mm must be utility modules if this is true
-        newShield = this.calcShieldStrengthWith(null, m.shieldmul - (mm ? mm.getShieldMul() || 0 : 0));
+        newShield = this.calcShieldStrengthWith(null, m.shieldboost - (mm ? mm.getShieldBoost() || 0 : 0));
       } else {
         newShield = this.calcShieldStrengthWith(m);
       }
     } else {
       // Old module must be a shield booster
-      newShield = this.calcShieldStrengthWith(null, -mm.getShieldMul());
+      newShield = this.calcShieldStrengthWith(null, -mm.getShieldBoost());
     }
 
     let sgDiffClass = Math.round((newShield - shield) * 100) / 100 == 0 ? 'muted' : (newShield > shield ? 'secondary' : 'warning');