diff --git a/app/services/ccms/parsers/applicant_search_response_parser.rb b/app/services/ccms/parsers/applicant_search_response_parser.rb
index 7da4dc767ce..94b28003b4a 100644
--- a/app/services/ccms/parsers/applicant_search_response_parser.rb
+++ b/app/services/ccms/parsers/applicant_search_response_parser.rb
@@ -67,9 +67,9 @@ def build_client_result_array
 
       def parse_client(client_struct)
         client_struct.match = [
-          @applicant.first_name.gsub(/[’‘]/, CCMS::Requestors::BaseRequestor::CHARACTERS).first.casecmp?(client_struct.first_initial),
-          @applicant.last_name.gsub(/[’‘]/, CCMS::Requestors::BaseRequestor::CHARACTERS).casecmp?(client_struct.last_name),
-          @applicant.surname_at_birth.gsub(/[’‘]/, CCMS::Requestors::BaseRequestor::CHARACTERS).casecmp?(client_struct.last_name_at_birth),
+          @applicant.first_name.gsub(/[’‘]/, CCMS::Requestors::BaseRequestor::SPECIAL_CHARACTER_REPLACEMENTS).first.casecmp?(client_struct.first_initial),
+          @applicant.last_name.gsub(/[’‘]/, CCMS::Requestors::BaseRequestor::SPECIAL_CHARACTER_REPLACEMENTS).casecmp?(client_struct.last_name),
+          @applicant.surname_at_birth.gsub(/[’‘]/, CCMS::Requestors::BaseRequestor::SPECIAL_CHARACTER_REPLACEMENTS).casecmp?(client_struct.last_name_at_birth),
           @applicant.date_of_birth.strftime("%Y-%m-%d").eql?(client_struct.date_of_birth),
           (@applicant.national_insurance_number || "").casecmp?(client_struct.national_insurance_number),
         ].all?
diff --git a/app/services/ccms/requestors/base_requestor.rb b/app/services/ccms/requestors/base_requestor.rb
index a54b9fe6915..a7767939eb0 100644
--- a/app/services/ccms/requestors/base_requestor.rb
+++ b/app/services/ccms/requestors/base_requestor.rb
@@ -18,9 +18,9 @@ class BaseRequestor
         "xmlns:xsi" => "http://www.w3.org/2001/XMLSchema-instance",
       }.freeze
 
-      CHARACTERS = {
-        "’" => "'",
-        "‘" => "'",
+      SPECIAL_CHARACTER_REPLACEMENTS = {
+        "‘" => "'", # opening curly quote
+        "’" => "'", # closing curly quote
       }.freeze
 
       attr_reader :namespaces
@@ -41,7 +41,7 @@ def formatted_xml
         result = ""
         formatter = REXML::Formatters::Pretty.new
         formatter.compact = true
-        formatter.write(REXML::Document.new(request_xml.gsub(/[’‘]/, CHARACTERS)), result)
+        formatter.write(REXML::Document.new(request_xml.gsub(/[’‘]/, SPECIAL_CHARACTER_REPLACEMENTS)), result)
         result
       end