diff --git a/Package.resolved b/Package.resolved
index e171031..c23fe9c 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -87,8 +87,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-crypto.git",
       "state" : {
-        "revision" : "95ba0316a9b733e92bb6b071255ff46263bbe7dc",
-        "version" : "3.15.1"
+        "revision" : "1b6b2e274e85105bfa155183145a1dcfd63331f1",
+        "version" : "4.5.0"
       }
     },
     {
diff --git a/Package.swift b/Package.swift
index 78b6bb9..2c4c009 100644
--- a/Package.swift
+++ b/Package.swift
@@ -20,7 +20,7 @@ let package = Package(
         .package(url: "https://github.com/apple/swift-collections.git", from: "1.6.0"),
         .package(url: "https://github.com/bradwindy/RichError.git", from: "2.0.0"),
         .package(url: "https://github.com/scinfu/SwiftSoup.git", from: "2.7.0"),
-        .package(url: "https://github.com/apple/swift-crypto.git", from: "3.15.1"),
+        .package(url: "https://github.com/apple/swift-crypto.git", from: "4.5.0"),
         // Pinned explicitly (not just a transitive dep of swift-service-lifecycle) to force
         // resolution past 1.1.3: 1.1.4 fixes region-isolation errors that the newer Swift
         // compiler flags as build failures in this package's own source.