diff --git a/src/Blueprint.php b/src/Blueprint.php
index 9208d73..0384920 100644
--- a/src/Blueprint.php
+++ b/src/Blueprint.php
@@ -60,14 +60,14 @@ public static function make(Targets $target, Dependencies $dependencies): self
      */
     public function expectToUse(LayerOptions $options, callable $failure): void
     {
-        AssertLocker::incrementAndLock();
-
         foreach ($this->target->value as $targetValue) {
             $targetLayer = $this->layerFactory->make($options, $targetValue);
 
             foreach ($this->dependencies->values as $dependency) {
                 $dependencyLayer = $this->layerFactory->make($options, $dependency->value);
 
+                AssertLocker::incrementAndLock();
+
                 try {
                     $this->assertDoesNotDependOn($targetLayer, $dependencyLayer);
                 } catch (ExpectationFailedException) {
@@ -90,8 +90,6 @@ public function expectToUse(LayerOptions $options, callable $failure): void
      */
     public function targeted(callable $callback, LayerOptions $options, callable $failure, callable $lineFinder): void
     {
-        AssertLocker::incrementAndLock();
-
         foreach ($this->target->value as $targetValue) {
             $targetLayer = $this->layerFactory->make($options, $targetValue);
 
@@ -102,6 +100,8 @@ public function targeted(callable $callback, LayerOptions $options, callable $fa
                     }
                 }
 
+                AssertLocker::incrementAndLock();
+
                 if ($callback($object)) {
                     continue;
                 }
@@ -124,8 +124,6 @@ public function targeted(callable $callback, LayerOptions $options, callable $fa
      */
     public function expectToOnlyUse(LayerOptions $options, callable $failure): void
     {
-        AssertLocker::incrementAndLock();
-
         foreach ($this->target->value as $targetValue) {
             $allowedUses = array_merge(
                 ...array_map(fn (Layer $layer): array => array_map(
@@ -142,6 +140,8 @@ public function expectToOnlyUse(LayerOptions $options, callable $failure): void
             $layer = $this->layerFactory->make($options, $targetValue);
             foreach ($layer as $object) {
                 foreach ($object->uses as $use) {
+                    AssertLocker::incrementAndLock();
+
                     if (! in_array($use, $allowedUses, true)) {
                         $failure($targetValue, $this->dependencies->__toString(), $use, $this->getUsagePathAndLines($layer, $targetValue, $use));