diff --git a/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search/180_locale_dependent_mapping.yml b/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search/180_locale_dependent_mapping.yml
index 975113953c995..dea06c4df8581 100644
--- a/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search/180_locale_dependent_mapping.yml
+++ b/rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search/180_locale_dependent_mapping.yml
@@ -1,10 +1,10 @@
 ---
 "Test Index and Search locale dependent mappings / dates":
   - requires:
-      test_runner_features: ["allowed_warnings"]
+      test_runner_features: ["allowed_warnings-regex"]
   - do:
       allowed_warnings:
-        - "Date format [E, d MMM yyyy HH:mm:ss Z] contains textual field specifiers that could change in JDK 23"
+        - "Date format \\[E, d MMM yyyy HH:mm:ss Z] contains textual field specifiers that could change in JDK 23.*"
       indices.create:
           index: test_index
           body:
diff --git a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/date.csv-spec b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/date.csv-spec
index b0a47bd34592c..f52829741ed6e 100644
--- a/x-pack/plugin/esql/qa/testFixtures/src/main/resources/date.csv-spec
+++ b/x-pack/plugin/esql/qa/testFixtures/src/main/resources/date.csv-spec
@@ -554,7 +554,7 @@ emp_no:integer | year:long    | month:long    | day:long
 dateFormatLocale
 from employees | where emp_no == 10049 or emp_no == 10050 | sort emp_no 
 | eval birth_month = date_format("MMMM", birth_date) | keep emp_no, birth_date, birth_month;
-warningRegex:Date format \[MMMM\] contains textual field specifiers that could change in JDK 23
+warningRegex:Date format \[MMMM\] contains textual field specifiers that could change in JDK 23.*
 ignoreOrder:true
 
 emp_no:integer  |  birth_date:datetime       | birth_month:keyword
diff --git a/x-pack/plugin/src/yamlRestTest/resources/rest-api-spec/test/esql/70_locale.yml b/x-pack/plugin/src/yamlRestTest/resources/rest-api-spec/test/esql/70_locale.yml
index 05edf6cdfb5a8..5a9a2a21e21bc 100644
--- a/x-pack/plugin/src/yamlRestTest/resources/rest-api-spec/test/esql/70_locale.yml
+++ b/x-pack/plugin/src/yamlRestTest/resources/rest-api-spec/test/esql/70_locale.yml
@@ -29,7 +29,7 @@ setup:
   - do:
       allowed_warnings_regex:
         - "No limit defined, adding default limit of \\[.*\\]"
-        - "Date format \\[MMMM\\] contains textual field specifiers that could change in JDK 23"
+        - "Date format \\[MMMM\\] contains textual field specifiers that could change in JDK 23.*"
       esql.query:
         body:
           query: 'FROM events | eval fixed_format = date_format("MMMM", @timestamp), variable_format = date_format(format, @timestamp) | sort @timestamp | keep @timestamp, fixed_format, variable_format'
@@ -51,7 +51,7 @@ setup:
   - do:
       allowed_warnings_regex:
         - "No limit defined, adding default limit of \\[.*\\]"
-        - "Date format \\[MMMM\\] contains textual field specifiers that could change in JDK 23"
+        - "Date format \\[MMMM\\] contains textual field specifiers that could change in JDK 23.*"
       esql.query:
         body:
           query: 'FROM events | eval fixed_format = date_format("MMMM", @timestamp), variable_format = date_format(format, @timestamp) | sort @timestamp | keep @timestamp, fixed_format, variable_format'