diff --git a/node-api-tests/src/test/kotlin/net/corda/nodeapitests/internal/crypto/X509UtilitiesTest.kt b/node-api-tests/src/test/kotlin/net/corda/nodeapitests/internal/crypto/X509UtilitiesTest.kt
index 36def7555e..3dc76cd125 100644
--- a/node-api-tests/src/test/kotlin/net/corda/nodeapitests/internal/crypto/X509UtilitiesTest.kt
+++ b/node-api-tests/src/test/kotlin/net/corda/nodeapitests/internal/crypto/X509UtilitiesTest.kt
@@ -118,7 +118,7 @@ class X509UtilitiesTest {
     @Test(timeout=300_000)
 	fun `create valid self-signed CA certificate`() {
         Crypto.supportedSignatureSchemes().filter { it != COMPOSITE_KEY
-                && ( !JavaVersion.isVersionAtLeast(JavaVersion.Java_11) || it != SPHINCS256_SHA256)}.forEach { validSelfSignedCertificate(it) }
+                && ( it != SPHINCS256_SHA256)}.forEach { validSelfSignedCertificate(it) }
     }
 
     private fun validSelfSignedCertificate(signatureScheme: SignatureScheme) {
@@ -153,7 +153,7 @@ class X509UtilitiesTest {
 
     @Test(timeout=300_000)
 	fun `create valid server certificate chain`() {
-        certChainSchemeCombinations.filter{ !JavaVersion.isVersionAtLeast(JavaVersion.Java_11) || it.first != SPHINCS256_SHA256 }
+        certChainSchemeCombinations.filter{ it.first != SPHINCS256_SHA256 }
                                    .forEach { createValidServerCertChain(it.first, it.second) }
     }