diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2a0fc80..7aa3df8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## v0.3.7 (2024-07-31)
+* Allow abstract classes as scanner interfaces
+
 ## v0.3.6 (2024-07-17)
 * Updated Veneer dependency
 
diff --git a/src/Handler.php b/src/Handler.php
index 031bd6f..c2ce647 100644
--- a/src/Handler.php
+++ b/src/Handler.php
@@ -407,9 +407,7 @@ public function scanClasses(
             }
 
             foreach ($resolver->scanClasses() as $path => $class) {
-                $ref = new ReflectionClass($class);
-
-                if (!$ref->implementsInterface($interface)) {
+                if (!is_a($class, $interface, true)) {
                     continue;
                 }
 
diff --git a/src/Resolver/ScannerTrait.php b/src/Resolver/ScannerTrait.php
index 0ec9991..e31d6d4 100644
--- a/src/Resolver/ScannerTrait.php
+++ b/src/Resolver/ScannerTrait.php
@@ -14,7 +14,6 @@
 use Generator;
 use RecursiveDirectoryIterator;
 use RecursiveIteratorIterator;
-use ReflectionClass;
 
 trait ScannerTrait
 {
@@ -92,9 +91,7 @@ protected function scanVendorPath(
             }
 
             if ($interface !== null) {
-                $ref = new ReflectionClass($class);
-
-                if (!$ref->implementsInterface($interface)) {
+                if (!is_a($class, $interface, true)) {
                     continue;
                 }
             }