diff --git a/CHANGELOG.md b/CHANGELOG.md
index b5c7123b..baffe8ee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 * [#196](https://github.com/shlinkio/shlink/issues/196) Reduced anemic model in entities, defining more expressive public APIs instead.
 * [#249](https://github.com/shlinkio/shlink/issues/249) Added [functional-php](https://github.com/lstrojny/functional-php) to ease collections handling.
 * [#253](https://github.com/shlinkio/shlink/issues/253) Increased `user_agent` column length in `visits` table to 512.
+* [#256](https://github.com/shlinkio/shlink/issues/256) Updated to Infection v0.11.
 
 #### Deprecated
 
diff --git a/composer.json b/composer.json
index 9b8c2027..9064973d 100644
--- a/composer.json
+++ b/composer.json
@@ -48,7 +48,7 @@
     },
     "require-dev": {
         "filp/whoops": "^2.0",
-        "infection/infection": "^0.9.0",
+        "infection/infection": "^0.11.0",
         "phpstan/phpstan": "^0.10.0",
         "phpunit/phpcov": "^5.0",
         "phpunit/phpunit": "^7.3",
diff --git a/infection.json b/infection.json
index ceefd8ed..a4579d63 100644
--- a/infection.json
+++ b/infection.json
@@ -2,8 +2,7 @@
     "source": {
         "directories": [
             "module/*/src"
-        ],
-        "excludes": []
+        ]
     },
     "timeout": 10,
     "logs": {
@@ -17,6 +16,7 @@
     },
     "mutators": {
         "@default": true,
-        "IdenticalEqual": false
+        "IdenticalEqual": false,
+        "NotIdenticalNotEqual": false
     }
 }