diff --git a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyPropertiesTests.java b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyPropertiesTests.java
index a7b6220091..19b55351be 100644
--- a/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyPropertiesTests.java
+++ b/spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/security/saml2/Saml2RelyingPartyPropertiesTests.java
@@ -41,7 +41,7 @@ class Saml2RelyingPartyPropertiesTests {
 	@Deprecated
 	@Test
 	void customizeSsoUrlDeprecated() {
-		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.identity-provider.single-sign-on.url",
+		bind("spring.security.saml2.relyingparty.registration.simplesamlphp.identity-provider.sso-url",
 				"https://simplesaml-for-spring-saml/SSOService.php");
 		assertThat(
 				this.properties.getRegistration().get("simplesamlphp").getIdentityprovider().getSinglesignon().getUrl())