diff --git a/config/locales/validations/lettings/2024/bulk_upload.en.yml b/config/locales/validations/lettings/2024/bulk_upload.en.yml
index 0d7ba9f11..a16090543 100644
--- a/config/locales/validations/lettings/2024/bulk_upload.en.yml
+++ b/config/locales/validations/lettings/2024/bulk_upload.en.yml
@@ -50,8 +50,8 @@ en:
             invalid: "Age of person %{person_num} must be a number or the letter R"
           address:
             not_found: "We could not find this address. Check the address data in your CSV file is correct and complete, or select the correct address using the CORE site."
-            not_determined: "There are multiple matches for this address, you can choose to correct the log in the service and select the address manually or answer correct UPRN in the csv."
-            not_answered: "Enter either the UPRN or the address."
+            not_determined: "There are multiple matches for this address. Either select the correct address manually or correct the UPRN in the CSV file."
+            not_answered: "Enter either the UPRN or the full address."
           nationality:
             invalid: "Select a valid nationality."
           charges:
diff --git a/config/locales/validations/sales/2024/bulk_upload.en.yml b/config/locales/validations/sales/2024/bulk_upload.en.yml
index abfd4a7f8..2621386c1 100644
--- a/config/locales/validations/sales/2024/bulk_upload.en.yml
+++ b/config/locales/validations/sales/2024/bulk_upload.en.yml
@@ -40,7 +40,7 @@ en:
             buyer_cannot_be_over_16_and_child: "Buyer 2's age cannot be 16 or over if their working situation is child under 16."
           address:
             not_found: "We could not find this address. Check the address data in your CSV file is correct and complete, or select the correct address using the CORE site."
-            not_determined: "We could not find this address. Check the address data in your CSV file is correct and complete, or select the correct address using the CORE site."
-            not_answered: "Enter either the UPRN or the address."
+            not_determined: "There are multiple matches for this address. Either select the correct address manually or correct the UPRN in the CSV file."
+            not_answered: "Enter either the UPRN or the full address."
           nationality:
             invalid: "Select a valid nationality."