diff --git a/src/main/resources/i18n/strings_si.properties b/src/main/resources/i18n/strings_si.properties
index c3f3f35e6..18f9a1d8b 100644
--- a/src/main/resources/i18n/strings_si.properties
+++ b/src/main/resources/i18n/strings_si.properties
@@ -2,6 +2,12 @@
 
 # Generics
 ## Button
+generic.button.apply=යොදන්න
+generic.button.back=ආපසු
+generic.button.cancel=අවලංගු
+generic.button.change=වෙනස් කරන්න
+generic.button.close=වසන්න
+generic.button.copy=පිටපත්
 ## Error
 
 # Defaults
@@ -63,6 +69,7 @@
 ## Write
 
 # Main Window
+main.closeBtn.tooltip=වසන්න
 ## Drag 'n' Drop
 ## Vault List
 ## Vault Detail