diff --git a/Package.swift b/Package.swift
index 36724a0..0f64914 100644
--- a/Package.swift
+++ b/Package.swift
@@ -23,13 +23,13 @@ let package = Package(
         ),
         .binaryTarget(
             name: "DittoSwift",
-            url: "https://software.ditto.live/cocoa/DittoSwift/4.7.2-rc.1/dist/DittoSwift.xcframework.zip",
-            checksum: "f8437989e508cd07b7226f9821940ecb7a47eb623f027979da3c25b973562bef"
+            url: "https://software.ditto.live/cocoa/DittoSwift/4.5.5-alpha.1/dist/DittoSwift.xcframework.zip",
+            checksum: "597ffef8557041a0d80ce3353d1d7325b36b34020bc8af10940a44e99e38908f"
         ),
         .binaryTarget(
             name: "DittoObjC",
-            url: "https://software.ditto.live/cocoa/DittoObjC/4.7.2-rc.1/dist/DittoObjC.xcframework.zip",
-            checksum: "613d1ba836148fcf72e57c81cb973bc8af3596c6fc5ffc4fceb358f979925949"
+            url: "https://software.ditto.live/cocoa/DittoObjC/4.5.5-alpha.1/dist/DittoObjC.xcframework.zip",
+            checksum: "9356d3b6e0723f001c47dcc8d0532dfd9af2875f79e6324f730b127b6c2d55d3"
         ),
     ]
 )