diff --git a/spring-cloud-config-client/src/main/java/org/springframework/cloud/config/client/ConfigServerConfigDataLocationResolver.java b/spring-cloud-config-client/src/main/java/org/springframework/cloud/config/client/ConfigServerConfigDataLocationResolver.java
index 16b43178..7a1d51bd 100644
--- a/spring-cloud-config-client/src/main/java/org/springframework/cloud/config/client/ConfigServerConfigDataLocationResolver.java
+++ b/spring-cloud-config-client/src/main/java/org/springframework/cloud/config/client/ConfigServerConfigDataLocationResolver.java
@@ -61,7 +61,7 @@ public class ConfigServerConfigDataLocationResolver
 	 */
 	public static final String PREFIX = "configserver:";
 	static final boolean RSA_IS_PRESENT = ClassUtils
-		.isPresent("org.springframework.security.rsa.crypto.RsaSecretEncryptor", null);
+		.isPresent("org.springframework.security.crypto.encrypt.RsaSecretEncryptor", null);
 
 	private final Log log;