diff --git a/Package.swift b/Package.swift
index 9d369d6..5dcebac 100644
--- a/Package.swift
+++ b/Package.swift
@@ -21,7 +21,7 @@ let package = Package(
     dependencies: [
         .package(url: "https://github.com/swift-libp2p/swift-multibase.git", .upToNextMajor(from: "0.0.1")),
         .package(url: "https://github.com/beatt83/didcore-swift.git", .upToNextMinor(from: "2.0.0")),
-        .package(url: "https://github.com/beatt83/jose-swift.git", .upToNextMajor(from: "3.1.0"))
+        .package(url: "https://github.com/beatt83/jose-swift.git", .upToNextMajor(from: "3.2.0"))
     ],
     targets: [
         .target(
diff --git a/README.md b/README.md
index 8303593..cbbc2ab 100644
--- a/README.md
+++ b/README.md
@@ -90,7 +90,7 @@ dependencies: [
 |---------------|------------------|
 | A256CBC-HS512 |:white_check_mark:|
 | A256GCM       |:white_check_mark:|
-| XC20P         |                  |
+| XC20P         |:white_check_mark:|
 
 </td><td valign="top">
 
diff --git a/Sources/DIDCommSwift/Helper/AnonAlg+JWE.swift b/Sources/DIDCommSwift/Helper/AnonAlg+JWE.swift
index 02aa80e..6e8aa73 100644
--- a/Sources/DIDCommSwift/Helper/AnonAlg+JWE.swift
+++ b/Sources/DIDCommSwift/Helper/AnonAlg+JWE.swift
@@ -25,7 +25,7 @@ extension AnonymousEncryptionAlgorithms {
         case .a256GCM:
             return (ContentEncryptionAlgorithm.a256GCM, KeyManagementAlgorithm.ecdhESA256KW)
         case .XC20P:
-            fatalError("This is not supported")
+            return (ContentEncryptionAlgorithm.xC20PKW, KeyManagementAlgorithm.ecdhESA256KW)
         }
     }
     
@@ -35,6 +35,8 @@ extension AnonymousEncryptionAlgorithms {
             return .a256CBCHS512
         case (.ecdhESA256KW, .a256GCM):
             return .a256GCM
+        case (.ecdhESA256KW, .xC20PKW):
+            return .XC20P
         default:
             throw DIDCommError.unsupportedCryptoAlgorithme(algorithm: keyAlg.rawValue, encoding: encAlg.rawValue)
         }