diff --git a/muted-tests.yml b/muted-tests.yml
index e97f1440d651c..c478ea3a80eb1 100644
--- a/muted-tests.yml
+++ b/muted-tests.yml
@@ -250,6 +250,9 @@ tests:
 - class: org.elasticsearch.xpack.sql.qa.security.JdbcSqlSpecIT
   method: test {case-functions.testUcaseInline3}
   issue: https://github.com/elastic/elasticsearch/issues/112643
+- class: org.elasticsearch.xpack.sql.qa.security.JdbcSqlSpecIT
+  method: test {case-functions.testUpperCasingTheSecondLetterFromTheRightFromFirstName}
+  issue: https://github.com/elastic/elasticsearch/issues/112640
 
 # Examples:
 #