diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..60777e7
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,9 @@
+* text=auto
+
+/.github export-ignore
+/.gitattributes export-ignore
+/.gitignore export-ignore
+/.scrutinizer.yml export-ignore
+/.travis.yml export-ignore
+/phpunit.xml export-ignore
+/tests export-ignore
diff --git a/src/CachedBuilder.php b/src/CachedBuilder.php
index fd073f8..07a8e77 100644
--- a/src/CachedBuilder.php
+++ b/src/CachedBuilder.php
@@ -73,19 +73,16 @@ protected function getQueryColumns(array $columns) : string
 
     protected function getWhereClauses() : string
     {
-        // dump($this->query->wheres);
         return collect($this->query->wheres)->reduce(function ($carry, $where) {
-            if (! $where['column'] ?? false) {
-                return $carry . '';
-            }
-
-            $value = $where['value'] ?? '';
+            $value = array_get($where, 'value');
 
-            if ($where['values'] ??  false) {
-                $value .= 'in_' . implode('_', $where['values']);
+            if (in_array($where['type'], ['In', 'Null', 'NotNull'])) {
+                $value = strtolower($where['type']);
             }
 
-            $value = $where['type'] === 'Null' ? 'null' : $value;
+            if (is_array(array_get($where, 'values'))) {
+                $value .= '_' . implode('_', $where['values']);
+            }
 
             return "{$carry}-{$where['column']}_{$value}";
         }) ?: '';
diff --git a/tests/Fixtures/UncachedBook.php b/tests/Fixtures/UncachedBook.php
index 0e92d45..18aa289 100644
--- a/tests/Fixtures/UncachedBook.php
+++ b/tests/Fixtures/UncachedBook.php
@@ -1,10 +1,10 @@
 <?php namespace GeneaLabs\LaravelModelCaching\Tests\Fixtures;
 
-use GeneaLabs\LaravelModelCaching\CachedModel;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 
-class UncachedBook extends CachedModel
+class UncachedBook extends Model
 {
     protected $dates = [
         'published_at',
diff --git a/tests/Fixtures/UncachedProfile.php b/tests/Fixtures/UncachedProfile.php
index 299a3b5..dee83ed 100644
--- a/tests/Fixtures/UncachedProfile.php
+++ b/tests/Fixtures/UncachedProfile.php
@@ -1,10 +1,10 @@
 <?php namespace GeneaLabs\LaravelModelCaching\Tests\Fixtures;
 
-use GeneaLabs\LaravelModelCaching\CachedModel;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 
-class UncachedProfile extends CachedModel
+class UncachedProfile extends Model
 {
     protected $fillable = [
         'first_name',
diff --git a/tests/Fixtures/UncachedPublisher.php b/tests/Fixtures/UncachedPublisher.php
index c2e48c9..03cb85c 100644
--- a/tests/Fixtures/UncachedPublisher.php
+++ b/tests/Fixtures/UncachedPublisher.php
@@ -1,9 +1,9 @@
 <?php namespace GeneaLabs\LaravelModelCaching\Tests\Fixtures;
 
-use GeneaLabs\LaravelModelCaching\CachedModel;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 
-class UncachedPublisher extends CachedModel
+class UncachedPublisher extends Model
 {
     protected $fillable = [
         'name',
diff --git a/tests/Fixtures/UncachedStore.php b/tests/Fixtures/UncachedStore.php
index 02120d0..4ad1d75 100644
--- a/tests/Fixtures/UncachedStore.php
+++ b/tests/Fixtures/UncachedStore.php
@@ -1,9 +1,9 @@
 <?php namespace GeneaLabs\LaravelModelCaching\Tests\Fixtures;
 
-use GeneaLabs\LaravelModelCaching\CachedModel;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 
-class UncachedStore extends CachedModel
+class UncachedStore extends Model
 {
     protected $fillable = [
         'address',
diff --git a/tests/Unit/CachedBuilderTest.php b/tests/Unit/CachedBuilderTest.php
index d8e104b..a3afd12 100644
--- a/tests/Unit/CachedBuilderTest.php
+++ b/tests/Unit/CachedBuilderTest.php
@@ -415,10 +415,9 @@ public function testValueModelResultsCreatesCache()
 
     public function testNestedRelationshipEagerloading()
     {
-        $authors = collect()->push(
-            (new Author)->with('books.publisher')
-                ->first()
-        );
+        $authors = collect([(new Author)->with('books.publisher')
+                ->first()]);
+
         $key = 'genealabslaravelmodelcachingtestsfixturesauthor-books-books.publisher-first';
         $tags = [
             'genealabslaravelmodelcachingtestsfixturesauthor',
@@ -426,15 +425,10 @@ public function testNestedRelationshipEagerloading()
             'genealabslaravelmodelcachingtestsfixturespublisher',
         ];
 
-        $cachedResults = collect()->push(
-            cache()->tags($tags)
-                ->get($key)
-        );
-
-        $liveResults = collect()->push(
-            (new UncachedAuthor)->with('books.publisher')
-                ->first()
-        );
+        $cachedResults = collect([cache()->tags($tags)
+                ->get($key)]);
+        $liveResults = collect([(new UncachedAuthor)->with('books.publisher')
+                ->first()]);
 
         $this->assertEmpty($authors->diffAssoc($cachedResults));
         $this->assertEmpty($liveResults->diffAssoc($cachedResults));
@@ -443,7 +437,7 @@ public function testNestedRelationshipEagerloading()
     public function testLazyLoadedRelationshipResolvesThroughCachedBuilder()
     {
         $books = (new Author)->first()->books;
-        $key = 'genealabslaravelmodelcachingtestsfixturesbook-books.author_id_1';
+        $key = 'genealabslaravelmodelcachingtestsfixturesbook-books.author_id_1-books.author_id_notnull';
         $tags = [
             'genealabslaravelmodelcachingtestsfixturesbook',
         ];
@@ -458,7 +452,7 @@ public function testLazyLoadedRelationshipResolvesThroughCachedBuilder()
     public function testLazyLoadingOnResourceIsCached()
     {
         $books = (new AuthorResource((new Author)->first()))->books;
-        $key = 'genealabslaravelmodelcachingtestsfixturesbook-books.author_id_1';
+        $key = 'genealabslaravelmodelcachingtestsfixturesbook-books.author_id_1-books.author_id_notnull';
         $tags = [
             'genealabslaravelmodelcachingtestsfixturesbook',
         ];