diff --git a/src/CoordinateReferenceSystem/CoordinateReferenceSystem.php b/src/CoordinateReferenceSystem/CoordinateReferenceSystem.php
index c01a0b886..36e317913 100644
--- a/src/CoordinateReferenceSystem/CoordinateReferenceSystem.php
+++ b/src/CoordinateReferenceSystem/CoordinateReferenceSystem.php
@@ -8,7 +8,6 @@
 
 namespace PHPCoord\CoordinateReferenceSystem;
 
-use function array_merge;
 use PHPCoord\CoordinateSystem\CoordinateSystem;
 use PHPCoord\Datum\Datum;
 use PHPCoord\Geometry\BoundingArea;
@@ -102,9 +101,4 @@ public static function fromSRID(string $srid): self
 
         return self::$cachedObjects[$srid];
     }
-
-    public static function getSupportedSRIDs(): array
-    {
-        return array_merge(Compound::getSupportedSRIDs(), Geocentric::getSupportedSRIDs(), Geographic2D::getSupportedSRIDs(), Geographic3D::getSupportedSRIDs(), Projected::getSupportedSRIDs(), Vertical::getSupportedSRIDs());
-    }
 }