diff --git a/src/libostree/ostree-sign-ed25519.c b/src/libostree/ostree-sign-ed25519.c
index 3dcff2ebb5..e0e3ac4613 100644
--- a/src/libostree/ostree-sign-ed25519.c
+++ b/src/libostree/ostree-sign-ed25519.c
@@ -103,7 +103,7 @@ validate_length (gsize found, gsize expected, GError **error)
     return TRUE;
   return glnx_throw (
       error, "Ill-formed input: expected %" G_GSIZE_FORMAT " bytes, got %" G_GSIZE_FORMAT " bytes",
-      found, expected);
+      expected, found);
 }
 
 static gboolean
@@ -152,7 +152,7 @@ ostree_sign_ed25519_data (OstreeSign *self, GBytes *data, GBytes **signature,
   if (!pkey)
     {
       EVP_MD_CTX_free (ctx);
-      return glnx_throw (error, "openssl: Failed to initialize ed5519 key");
+      return glnx_throw (error, "openssl: Failed to initialize ed25519 key");
     }
 
   size_t len;
diff --git a/src/libotcore/otcore-ed25519-verify.c b/src/libotcore/otcore-ed25519-verify.c
index 1c0ec2b83e..24f173b445 100644
--- a/src/libotcore/otcore-ed25519-verify.c
+++ b/src/libotcore/otcore-ed25519-verify.c
@@ -97,7 +97,7 @@ otcore_validate_ed25519_signature (GBytes *data, GBytes *public_key, GBytes *sig
   if (!pkey)
     {
       EVP_MD_CTX_free (ctx);
-      return glnx_throw (error, "openssl: Failed to initialize ed5519 key");
+      return glnx_throw (error, "openssl: Failed to initialize ed25519 key");
     }
   if (EVP_DigestVerifyInit (ctx, NULL, NULL, NULL, pkey) != 0
       && EVP_DigestVerify (ctx, signature_buf, OSTREE_SIGN_ED25519_SIG_SIZE,