diff --git a/docs/reference/query-languages/esql/kibana/definition/operators/not rlike.json b/docs/reference/query-languages/esql/kibana/definition/operators/not rlike.json
index 2b914e576cb41..f25d148ae5928 100644
--- a/docs/reference/query-languages/esql/kibana/definition/operators/not rlike.json	
+++ b/docs/reference/query-languages/esql/kibana/definition/operators/not rlike.json	
@@ -3,7 +3,7 @@
   "type" : "operator",
   "operator" : "not rlike",
   "name" : "not_rlike",
-  "description" : "Use `RLIKE` to filter data based on string patterns using using\nregular expressions. `RLIKE` usually acts on a field placed on\nthe left-hand side of the operator, but it can also act on a constant (literal)\nexpression. The right-hand side of the operator represents the pattern.",
+  "description" : "Use `RLIKE` to filter data based on string patterns using\nregular expressions. `RLIKE` usually acts on a field placed on\nthe left-hand side of the operator, but it can also act on a constant (literal)\nexpression. The right-hand side of the operator represents the pattern.",
   "signatures" : [
     {
       "params" : [
diff --git a/docs/reference/query-languages/esql/kibana/definition/operators/rlike.json b/docs/reference/query-languages/esql/kibana/definition/operators/rlike.json
index 3c962e8381bcb..fff34af0f2471 100644
--- a/docs/reference/query-languages/esql/kibana/definition/operators/rlike.json
+++ b/docs/reference/query-languages/esql/kibana/definition/operators/rlike.json
@@ -3,7 +3,7 @@
   "type" : "operator",
   "operator" : "RLIKE",
   "name" : "rlike",
-  "description" : "Use `RLIKE` to filter data based on string patterns using using\nregular expressions. `RLIKE` usually acts on a field placed on\nthe left-hand side of the operator, but it can also act on a constant (literal)\nexpression. The right-hand side of the operator represents the pattern.",
+  "description" : "Use `RLIKE` to filter data based on string patterns using\nregular expressions. `RLIKE` usually acts on a field placed on\nthe left-hand side of the operator, but it can also act on a constant (literal)\nexpression. The right-hand side of the operator represents the pattern.",
   "signatures" : [
     {
       "params" : [
diff --git a/docs/reference/query-languages/esql/kibana/docs/operators/not rlike.md b/docs/reference/query-languages/esql/kibana/docs/operators/not rlike.md
index c1b2973f6ffa0..9f30cef80ba3b 100644
--- a/docs/reference/query-languages/esql/kibana/docs/operators/not rlike.md	
+++ b/docs/reference/query-languages/esql/kibana/docs/operators/not rlike.md	
@@ -1,7 +1,7 @@
 % This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it.
 
 ### NOT RLIKE
-Use `RLIKE` to filter data based on string patterns using using
+Use `RLIKE` to filter data based on string patterns using
 [regular expressions](https://www.elastic.co/docs/reference/query-languages/query-dsl/regexp-syntax). `RLIKE` usually acts on a field placed on
 the left-hand side of the operator, but it can also act on a constant (literal)
 expression. The right-hand side of the operator represents the pattern.
diff --git a/docs/reference/query-languages/esql/kibana/docs/operators/rlike.md b/docs/reference/query-languages/esql/kibana/docs/operators/rlike.md
index 7b4ae989c193b..b08eae12bacf3 100644
--- a/docs/reference/query-languages/esql/kibana/docs/operators/rlike.md
+++ b/docs/reference/query-languages/esql/kibana/docs/operators/rlike.md
@@ -1,7 +1,7 @@
 % This is generated by ESQL's AbstractFunctionTestCase. Do not edit it. See ../README.md for how to regenerate it.
 
 ### RLIKE
-Use `RLIKE` to filter data based on string patterns using using
+Use `RLIKE` to filter data based on string patterns using
 [regular expressions](https://www.elastic.co/docs/reference/query-languages/query-dsl/regexp-syntax). `RLIKE` usually acts on a field placed on
 the left-hand side of the operator, but it can also act on a constant (literal)
 expression. The right-hand side of the operator represents the pattern.
diff --git a/x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/string/regex/RLike.java b/x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/string/regex/RLike.java
index 992a1833c9bb9..66989a514f3d4 100644
--- a/x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/string/regex/RLike.java
+++ b/x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/scalar/string/regex/RLike.java
@@ -32,7 +32,7 @@ public class RLike extends RegexMatch<RLikePattern> {
     public static final String NAME = "RLIKE";
 
     @FunctionInfo(returnType = "boolean", description = """
-        Use `RLIKE` to filter data based on string patterns using using
+        Use `RLIKE` to filter data based on string patterns using
         <<regexp-syntax,regular expressions>>. `RLIKE` usually acts on a field placed on
         the left-hand side of the operator, but it can also act on a constant (literal)
         expression. The right-hand side of the operator represents the pattern.""", detailedDescription = """