diff --git a/infection.json5 b/infection.json5
index c31c3cb..a3ad793 100644
--- a/infection.json5
+++ b/infection.json5
@@ -98,7 +98,11 @@
         "LogicalAndSingleSubExprNegation": true,
         "LogicalLowerAnd": true,
         "LogicalLowerOr": true,
-        "LogicalNot": true,
+        "LogicalNot": {
+            "ignore": [
+                "Nexus\\Password\\Hash\\Pbkdf2Hash::verify"
+            ]
+        },
         "LogicalOr": true,
         "LogicalOrAllSubExprNegation": true,
         "LogicalOrNegation": true,
diff --git a/tools/src/InfectionConfigBuilder.php b/tools/src/InfectionConfigBuilder.php
index eed3832..ee7ede0 100644
--- a/tools/src/InfectionConfigBuilder.php
+++ b/tools/src/InfectionConfigBuilder.php
@@ -16,6 +16,7 @@
 use Infection\Mutator\ProfileList;
 use Nexus\Clock\SystemClock;
 use Nexus\Collection\Collection;
+use Nexus\Password\Hash\Pbkdf2Hash;
 use Nexus\Password\Hash\SodiumHash;
 
 /**
@@ -63,13 +64,24 @@ final class InfectionConfigBuilder
             Collection::class.'::filterWithKey',
             Collection::class.'::reject',
         ],
-        'CastInt' => [SystemClock::class],
+        'CastInt' => [
+            SystemClock::class,
+        ],
         'CastString' => [
             Collection::class.'::toArrayKey',
         ],
-        'Division' => [SystemClock::class],
-        'LogicalAnd' => [SodiumHash::class.'::valid'],
-        'ModEqual' => [SystemClock::class],
+        'Division' => [
+            SystemClock::class,
+        ],
+        'LogicalAnd' => [
+            SodiumHash::class.'::valid',
+        ],
+        'LogicalNot' => [
+            Pbkdf2Hash::class.'::verify',
+        ],
+        'ModEqual' => [
+            SystemClock::class,
+        ],
         'TrueValue' => [
             Collection::class.'::generateDiffHashTable',
         ],