diff --git a/src/app/components/StandardSlot.jsx b/src/app/components/StandardSlot.jsx
index 09819009..d098203a 100644
--- a/src/app/components/StandardSlot.jsx
+++ b/src/app/components/StandardSlot.jsx
@@ -133,10 +133,10 @@ export default class StandardSlot extends TranslatedComponent {
             <div className={'r'}>{formats.round(mass)}{units.T}</div>
 	    <div/>
             <div className={'cb'}>
-                { m.getMinMass() ? <div className='l'>{translate('minimum mass')}: {formats.int(m.getMinMass())}{units.T}</div> : null }
-                { m.getOptMass() ? <div className='l'>{translate('optimal mass')}: {formats.int(m.getOptMass())}{units.T}</div> : null }
-                { m.getMaxMass() ? <div className='l'>{translate('max mass')}: {formats.int(m.getMaxMass())}{units.T}</div> : null }
-                { m.getOptMul() ? <div className='l'>{translate('optimal multiplier')}: {formats.rPct(m.getOptMul())}</div> : null }
+                { m.getMinMass() ? <div className='l'>{translate('minmass')}: {formats.int(m.getMinMass())}{units.T}</div> : null }
+                { m.getOptMass() ? <div className='l'>{translate('optmass')}: {formats.int(m.getOptMass())}{units.T}</div> : null }
+                { m.getMaxMass() ? <div className='l'>{translate('maxmass')}: {formats.int(m.getMaxMass())}{units.T}</div> : null }
+                { m.getOptMul() ? <div className='l'>{translate('optmul')}: {formats.rPct(m.getOptMul())}</div> : null }
                 { m.getRange() ? <div className='l'>{translate('range', m.grp)}: {formats.f2(m.getRange())}{units.km}</div> : null }
                 { m.time ? <div className='l'>{translate('time')}: {formats.time(m.time)}</div> : null }
                 { m.getThermalEfficiency() ? <div className='l'>{translate('efficiency')}: {formats.f2(m.getThermalEfficiency())}</div> : null }
diff --git a/src/app/i18n/en.json b/src/app/i18n/en.json
index eba7f829..1290640c 100644
--- a/src/app/i18n/en.json
+++ b/src/app/i18n/en.json
@@ -276,8 +276,10 @@
     "thermres": "Thermal resistance",
     "wepcap": "Weapons capacity",
     "weprate": "Weapons recharge rate",
+    "minmass": "Minimum mass",
     "minmass_sg": "Minimum hull mass",
     "optmass_sg": "Optimal hull mass",
+    "maxmass": "Maximum mass",
     "maxmass_sg": "Maximum hull mass",
     "minmul_sg": "Minimum strength",
     "optmul_sg": "Optimal strength",