diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index 845d4aa03..b05a86524 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -25,7 +25,7 @@ jobs:
         include:
           - os: ubuntu-latest
             os-type: linux
-          - os: macos-latest
+          - os: macos-13
             os-type: macos
       fail-fast: false
     runs-on: ${{ matrix.os }}
diff --git a/apollo/src/appleMain/kotlin/io/iohk/atala/prism/apollo/derivation/Mnemonic.kt b/apollo/src/appleMain/kotlin/io/iohk/atala/prism/apollo/derivation/Mnemonic.kt
index 2860a981b..28d674dc5 100644
--- a/apollo/src/appleMain/kotlin/io/iohk/atala/prism/apollo/derivation/Mnemonic.kt
+++ b/apollo/src/appleMain/kotlin/io/iohk/atala/prism/apollo/derivation/Mnemonic.kt
@@ -12,6 +12,7 @@ final class Mnemonic {
             return MnemonicHelper.createRandomMnemonics()
         }
 
+        @Throws(MnemonicHelper.Companion.InvalidMnemonicCode::class)
         fun createSeed(mnemonics: List<String>, passphrase: String = "AtalaPrism"): ByteArray {
             return MnemonicHelper.createSeed(mnemonics.toList(), passphrase)
         }