diff --git a/gui/presenters/interpret_key_results.py b/gui/presenters/interpret_key_results.py
index 7a054db..1c6bc66 100644
--- a/gui/presenters/interpret_key_results.py
+++ b/gui/presenters/interpret_key_results.py
@@ -18,18 +18,18 @@ def interpret_key_results(result: dict) -> str:
 
     # comparison:
     if comparison == "same":
-        first_sentance = "The key you had locally matched what the server had also."
+        first_sentence = "The key you had locally matched what the server had also."
     elif comparison == "different":
-        first_sentance = "Your local key was different than the server's key."
+        first_sentence = "Your local key was different than the server's key."
     else:
-        first_sentance = "There was an error with the comparison."
+        first_sentence = "There was an error with the comparison."
 
     # validity:
     if valid:
-        second_sentance = "The signature now matches with the new key."
+        second_sentence = "The signature now matches with the new key."
     else:
-        second_sentance = "But the signature still does not match, even with the new key.  If you prepare tickets anyway, they might not verify when used."
+        second_sentence = "But the signature still does not match, even with the new key.  If you prepare tickets anyway, they might not verify when used."
 
     # final return
-    final_msg = first_sentance + " " + second_sentance
+    final_msg = first_sentence + " " + second_sentence
     return final_msg
\ No newline at end of file