diff --git a/Package.swift b/Package.swift
index 55a2c54..cbc26f9 100644
--- a/Package.swift
+++ b/Package.swift
@@ -17,24 +17,24 @@ let package = Package(
         .package(
             name: "WebIdDigitalSigningPlugin",
             url: "https://api.webid-solutions.de/releases/ios/spm/SwiftPackages/webid-digital-signing-plugin-spm",
-            .exact("15.1.1")
+            .branch("legacy-snapshots")
         ),
         .package(
             name: "WebIdIosIdentScanPlugin",
             url: "https://api.webid-solutions.de/releases/ios/spm/SwiftPackages/webid-ident-scan-plugin-spm",
-            .exact("15.1.2")
+            .branch("legacy-snapshots")
         ),
         .package(
             name: "WebIdOnServerDocumentScanner",
             url: "https://api.webid-solutions.de/releases/ios/spm/SwiftPackages/webid-on-server-document-scanner-spm",
-            .exact("15.1.2")
+            .branch("legacy-snapshots")
         )
     ],
     targets: [
         .binaryTarget(
             name: "WebIdAutoIdentOnServerProductPlugin",
-            url: "https://api.webid-solutions.de/releases/ios/xcframework/legacy-snapshots/de/webid-solutions/WebIdAutoIdentOnServerProductPlugin/15.3.3/WebIdAutoIdentOnServerProductPlugin.framework-v15.3.3-SNAPSHOT-1363.zip",
-            checksum: "d19da25e4835b299dccbd9f5cfaed7afefdb8d9a2c015857aa5e08e244425549"
+            url: "https://api.webid-solutions.de/releases/ios/xcframework/legacy-snapshots/de/webid-solutions/WebIdAutoIdentOnServerProductPlugin/15.3.4/WebIdAutoIdentOnServerProductPlugin.framework-v15.3.4-SNAPSHOT-1367.zip",
+            checksum: "a9db514c5ff38390a2d4731bdd9cb3b3efbaf05bea24ac470c29c41fe5e3fe05"
         ),
         .target(
             name: "WebIdAutoIdentOnServerProductPluginWrapper",