diff --git a/src/Resources/config/expression_language_functions.yaml b/src/Resources/config/expression_language_functions.yaml
index 2467c96bb..f80c14017 100644
--- a/src/Resources/config/expression_language_functions.yaml
+++ b/src/Resources/config/expression_language_functions.yaml
@@ -22,7 +22,7 @@ services:
 
     expression_function.mutation_alias:
         class: Overblog\GraphQLBundle\ExpressionLanguage\ExpressionFunction\GraphQL\Mutation
-        arguments: { $name : 'mut' }
+        arguments: { $name : 'm' }
 
     expression_function.query_alias:
         class: Overblog\GraphQLBundle\ExpressionLanguage\ExpressionFunction\GraphQL\Query
diff --git a/tests/Functional/App/config/cascadeOnScalars/mapping/Mutation.types.yml b/tests/Functional/App/config/cascadeOnScalars/mapping/Mutation.types.yml
index d60b2364e..e37f73d43 100644
--- a/tests/Functional/App/config/cascadeOnScalars/mapping/Mutation.types.yml
+++ b/tests/Functional/App/config/cascadeOnScalars/mapping/Mutation.types.yml
@@ -4,7 +4,7 @@ Mutation:
         fields:
             cascadeOnScalar:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", [args, validator])'
+                resolve: '@=m("mutation_mock", args, validator)'
                 args:
                     test:
                         type: "String"
diff --git a/tests/Functional/App/config/nonexistentConstraint/mapping/Mutation.types.yml b/tests/Functional/App/config/nonexistentConstraint/mapping/Mutation.types.yml
index e6f571890..5bab5b26f 100644
--- a/tests/Functional/App/config/nonexistentConstraint/mapping/Mutation.types.yml
+++ b/tests/Functional/App/config/nonexistentConstraint/mapping/Mutation.types.yml
@@ -4,7 +4,7 @@ Mutation:
         fields:
             constraintDoesNotExist:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", [args, validator])'
+                resolve: '@=m("mutation_mock", args, validator)'
                 args:
                     username:
                         type: "String"
diff --git a/tests/Functional/App/config/validator/mapping/Mutation.types.yml b/tests/Functional/App/config/validator/mapping/Mutation.types.yml
index bff02536f..f58c053db 100644
--- a/tests/Functional/App/config/validator/mapping/Mutation.types.yml
+++ b/tests/Functional/App/config/validator/mapping/Mutation.types.yml
@@ -6,7 +6,7 @@ Mutation:
                 complexity: 1
                 public: true
                 type: Boolean
-                resolve: "@=mut('no_validation')"
+                resolve: "@=m('no_validation')"
                 args:
                     username:
                         type: String!
@@ -15,7 +15,7 @@ Mutation:
 
             simpleValidation:
                 type: Boolean
-                resolve: "@=mut('mutation_mock', args, validator)"
+                resolve: "@=m('mutation_mock', args, validator)"
                 args:
                     username:
                         type: String!
@@ -27,7 +27,7 @@ Mutation:
 
             linkedConstraintsValidation:
                 type: Boolean
-                resolve: "@=mut('mutation_mock', args, validator)"
+                resolve: "@=m('mutation_mock', args, validator)"
                 validation:
                     link: Overblog\GraphQLBundle\Tests\Functional\Validator\DummyEntity
                     constraints:
@@ -45,7 +45,7 @@ Mutation:
 
             collectionValidation:
                 type: Boolean
-                resolve: "@=mut('mutation_mock', args, validator)"
+                resolve: "@=m('mutation_mock', args, validator)"
                 args:
                     addresses:
                         type: "[Address]!"
@@ -61,7 +61,7 @@ Mutation:
 
             cascadeValidationWithGroups:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", args, validator)'
+                resolve: '@=m("mutation_mock", args, validator)'
                 args:
                     groups:
                         type: "[String]!"
@@ -76,7 +76,7 @@ Mutation:
 
             userPasswordValidation:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", args, validator)'
+                resolve: '@=m("mutation_mock", args, validator)'
                 args:
                     oldPassword:
                         type: "String"
@@ -85,7 +85,7 @@ Mutation:
 
             expressionVariablesValidation:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", args, validator)'
+                resolve: '@=m("mutation_mock", args, validator)'
                 args:
                     username:
                         type: "String"
@@ -94,7 +94,7 @@ Mutation:
 
             autoValidationAutoThrow:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", args)'
+                resolve: '@=m("mutation_mock", args)'
                 args:
                     username:
                         type: String!
@@ -106,7 +106,7 @@ Mutation:
 
             autoValidationNoThrow:
                 type: Boolean
-                resolve: '@=mut("mutation_errors", errors)'
+                resolve: '@=m("mutation_errors", errors)'
                 args:
                     username:
                         type: String!
@@ -118,7 +118,7 @@ Mutation:
 
             autoValidationAutoThrowWithGroups:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", args)'
+                resolve: '@=m("mutation_mock", args)'
                 validationGroups: ["Default", "Address", "Period", "group1", "group2"]
                 args:
                     address:
diff --git a/tests/Functional/App/config/validatorWithoutConstraints/mapping/Mutation.types.yml b/tests/Functional/App/config/validatorWithoutConstraints/mapping/Mutation.types.yml
index dea16d205..4b23a4340 100644
--- a/tests/Functional/App/config/validatorWithoutConstraints/mapping/Mutation.types.yml
+++ b/tests/Functional/App/config/validatorWithoutConstraints/mapping/Mutation.types.yml
@@ -4,7 +4,7 @@ Mutation:
         fields:
             noValidationDefined:
                 type: Boolean
-                resolve: '@=mut("mutation_mock", args, validator)'
+                resolve: '@=m("mutation_mock", args, validator)'
                 args:
                     username:
                         type: "String"