diff --git a/Sources/Packages/Sources/SecretKit/KeychainTypes.swift b/Sources/Packages/Sources/SecretKit/KeychainTypes.swift
index c788573..75df0c3 100644
--- a/Sources/Packages/Sources/SecretKit/KeychainTypes.swift
+++ b/Sources/Packages/Sources/SecretKit/KeychainTypes.swift
@@ -58,7 +58,7 @@ public extension SecretStore {
             return .ecdsaSignatureMessageX962SHA256
         case (.ecdsa, 384):
             return .ecdsaSignatureMessageX962SHA384
-        case (.rsa, 1024), (.rsa, 2048):
+        case (.rsa, 2048):
             return .rsaSignatureMessagePKCS1v15SHA512
         default:
             fatalError()
diff --git a/Sources/Packages/Sources/SecretKit/OpenSSH/OpenSSHKeyWriter.swift b/Sources/Packages/Sources/SecretKit/OpenSSH/OpenSSHKeyWriter.swift
index 5313f65..f07b269 100644
--- a/Sources/Packages/Sources/SecretKit/OpenSSH/OpenSSHKeyWriter.swift
+++ b/Sources/Packages/Sources/SecretKit/OpenSSH/OpenSSHKeyWriter.swift
@@ -115,7 +115,7 @@ extension OpenSSHKeyWriter {
         // [4 byte prefix][2 byte prefix][n][2 byte prefix][e]
         // Rather than parse out the whole ASN.1 blob, we know how this should be formatted, so pull values directly.
         let keySize = secret.keyType.size
-        guard secret.keyType.algorithm == .rsa && (keySize == 1024 || keySize == 2048) else { fatalError() }
+        guard secret.keyType.algorithm == .rsa && keySize == 2048 else { fatalError() }
         let length = secret.keyType.size/8
         let data = secret.publicKey
         let n = Data(data[8..<(9+length)])