diff --git a/app/src/main/res/values-pt/strings.xml b/app/src/main/res/values-pt/strings.xml
index 981083f5d..a444941e4 100644
--- a/app/src/main/res/values-pt/strings.xml
+++ b/app/src/main/res/values-pt/strings.xml
@@ -9,7 +9,7 @@
     <string name="history_empty">Histórico vazio</string>
     <string name="clear_history">Limpar</string>
     <string name="history_cleared">O histórico foi limpo</string>
-    <string name="vibrate_on_button_press">Vibrar ao pressionar um botão</string>
+    <string name="vibrate_on_button_press">Vibrar ao premir um botão</string>
     <string name="unit_length">Comprimento</string>
     <string name="unit_length_kilometer">Quilómetros</string>
     <string name="unit_length_meter">Metros</string>
@@ -119,5 +119,9 @@
     <string name="unit_energy_megajoule">Megajoule</string>
     <string name="unit_energy_gigajoule">Gigajoule</string>
     <string name="unit_energy_calorie">Caloria</string>
-    <string name="unit_energy_watt_hour">Watt hora</string>
+    <string name="unit_energy_watt_hour">Watt-hora</string>
+    <string name="unit_energy_kilocalorie">Quilocalorias</string>
+    <string name="unit_energy_kilowatt_hour">Quilowatts-hora</string>
+    <string name="unit_energy_megawatt_hour">Megawatts-hora</string>
+    <string name="unit_energy_btu">Unidade térmica britânica</string>
 </resources>