diff --git a/Libraries/LibCrypto/PK/RSA.cpp b/Libraries/LibCrypto/PK/RSA.cpp
index 120f87c26e2..301ae19e5c1 100644
--- a/Libraries/LibCrypto/PK/RSA.cpp
+++ b/Libraries/LibCrypto/PK/RSA.cpp
@@ -10,12 +10,11 @@
 #include <LibCrypto/ASN1/ASN1.h>
 #include <LibCrypto/ASN1/DER.h>
 #include <LibCrypto/ASN1/PEM.h>
+#include <LibCrypto/Certificate/Certificate.h>
 #include <LibCrypto/PK/RSA.h>
 
 namespace Crypto::PK {
 
-static constexpr Array<int, 7> pkcs8_rsa_key_oid { 1, 2, 840, 113549, 1, 1, 1 };
-
 RSA::KeyPairType RSA::parse_rsa_key(ReadonlyBytes der)
 {
     // we are going to assign to at least one of these
@@ -96,7 +95,7 @@ RSA::KeyPairType RSA::parse_rsa_key(ReadonlyBytes der)
 
         auto oid = oid_result.release_value();
         // Now let's check that the OID matches "RSA key"
-        if (oid != pkcs8_rsa_key_oid) {
+        if (oid != Crypto::Certificate::rsa_encryption_oid) {
             // Oh well. not an RSA key at all.
             dbgln_if(RSA_PARSE_DEBUG, "RSA PKCS#8 public key parse failed: Not an RSA key");
             return false;
diff --git a/Libraries/LibWeb/Crypto/CryptoAlgorithms.cpp b/Libraries/LibWeb/Crypto/CryptoAlgorithms.cpp
index b0f392d4d03..3ab0a37f0ad 100644
--- a/Libraries/LibWeb/Crypto/CryptoAlgorithms.cpp
+++ b/Libraries/LibWeb/Crypto/CryptoAlgorithms.cpp
@@ -1110,8 +1110,7 @@ WebIDL::ExceptionOr<GC::Ref<JS::Object>> RSAOAEP::export_key(Bindings::KeyFormat
         //   that represents the RSA public key represented by the [[handle]] internal slot of key
         auto maybe_data = handle.visit(
             [&](::Crypto::PK::RSAPublicKey<> const& public_key) -> ErrorOr<ByteBuffer> {
-                auto rsa_encryption_oid = Array<int, 7> { 1, 2, 840, 113549, 1, 1, 1 };
-                return TRY(::Crypto::PK::wrap_in_subject_public_key_info(public_key, rsa_encryption_oid));
+                return TRY(::Crypto::PK::wrap_in_subject_public_key_info(public_key, Array { ::Crypto::Certificate::rsa_encryption_oid }));
             },
             [](auto) -> ErrorOr<ByteBuffer> {
                 VERIFY_NOT_REACHED();
@@ -1138,8 +1137,7 @@ WebIDL::ExceptionOr<GC::Ref<JS::Object>> RSAOAEP::export_key(Bindings::KeyFormat
         // that represents the RSA private key represented by the [[handle]] internal slot of key
         auto maybe_data = handle.visit(
             [&](::Crypto::PK::RSAPrivateKey<> const& private_key) -> ErrorOr<ByteBuffer> {
-                auto rsa_encryption_oid = Array<int, 7> { 1, 2, 840, 113549, 1, 1, 1 };
-                return TRY(::Crypto::PK::wrap_in_private_key_info(private_key, rsa_encryption_oid));
+                return TRY(::Crypto::PK::wrap_in_private_key_info(private_key, Array { ::Crypto::Certificate::rsa_encryption_oid }));
             },
             [](auto) -> ErrorOr<ByteBuffer> {
                 VERIFY_NOT_REACHED();
@@ -3659,8 +3657,7 @@ WebIDL::ExceptionOr<GC::Ref<JS::Object>> X25519::export_key(Bindings::KeyFormat
         //    Set the algorithm object identifier to the id-X25519 OID defined in [RFC8410].
         //    Set the subjectPublicKey field to keyData.
         auto public_key = handle.get<ByteBuffer>();
-        auto x25519_oid = Array<int, 7> { 1, 3, 101, 110 };
-        auto data = TRY_OR_THROW_OOM(vm, ::Crypto::PK::wrap_in_subject_public_key_info(public_key, x25519_oid));
+        auto data = TRY_OR_THROW_OOM(vm, ::Crypto::PK::wrap_in_subject_public_key_info(public_key, Array { ::Crypto::Certificate::x25519_oid }));
 
         // 3. Let result be a new ArrayBuffer associated with the relevant global object of this [HTML], and containing data.
         result = JS::ArrayBuffer::create(m_realm, data);
@@ -3679,8 +3676,7 @@ WebIDL::ExceptionOr<GC::Ref<JS::Object>> X25519::export_key(Bindings::KeyFormat
         //    Set the privateKey field to the result of DER-encoding a CurvePrivateKey ASN.1 type, as defined in Section 7 of [RFC8410],
         //    that represents the X25519 private key represented by the [[handle]] internal slot of key
         auto private_key = handle.get<ByteBuffer>();
-        auto x25519_oid = Array<int, 7> { 1, 3, 101, 110 };
-        auto data = TRY_OR_THROW_OOM(vm, ::Crypto::PK::wrap_in_private_key_info(private_key, x25519_oid));
+        auto data = TRY_OR_THROW_OOM(vm, ::Crypto::PK::wrap_in_private_key_info(private_key, Array { ::Crypto::Certificate::x25519_oid }));
 
         // 3. Let result be a new ArrayBuffer associated with the relevant global object of this [HTML], and containing data.
         result = JS::ArrayBuffer::create(m_realm, data);