diff --git a/httpclient/src/test/java/org/baeldung/httpclient/HttpClientConnectionManagementTest.java b/httpclient/src/test/java/org/baeldung/httpclient/HttpClientConnectionManagementTest.java
index a761338738..3a54dfb9ec 100644
--- a/httpclient/src/test/java/org/baeldung/httpclient/HttpClientConnectionManagementTest.java
+++ b/httpclient/src/test/java/org/baeldung/httpclient/HttpClientConnectionManagementTest.java
@@ -1,5 +1,22 @@
 package org.baeldung.httpclient;
 
+import org.apache.http.HttpHost;
+import org.apache.http.client.protocol.HttpClientContext;
+import org.apache.http.conn.ConnectionRequest;
+import org.apache.http.conn.routing.HttpRoute;
+import org.apache.http.impl.conn.BasicHttpClientConnectionManager;
+import org.junit.Test;
+
 public class HttpClientConnectionManagementTest {
-    //
+
+    // tests
+
+    @Test
+    public final void whenLowLevelConnectionIsEstablished_thenNoExceptions() {
+        final HttpClientContext context = HttpClientContext.create();
+        final BasicHttpClientConnectionManager connManager = new BasicHttpClientConnectionManager();
+        final HttpRoute route = new HttpRoute(new HttpHost("localhost", 80));
+        final ConnectionRequest connRequest = connManager.requestConnection(route, null);
+    }
+
 }
diff --git a/spring-security-rest-full/src/main/java/org/baeldung/spring/PersistenceConfig.java b/spring-security-rest-full/src/main/java/org/baeldung/spring/PersistenceConfig.java
index 160650afaf..dad4808a56 100644
--- a/spring-security-rest-full/src/main/java/org/baeldung/spring/PersistenceConfig.java
+++ b/spring-security-rest-full/src/main/java/org/baeldung/spring/PersistenceConfig.java
@@ -23,7 +23,7 @@ import com.google.common.base.Preconditions;
 
 @Configuration
 @EnableTransactionManagement
-@PropertySource({ "classpath:persistence-mysql.properties" })
+@PropertySource({ "classpath:persistence-${envTarget:mysql}.properties" })
 @ComponentScan({ "org.baeldung.persistence" })
 // @ImportResource("classpath*:springDataPersistenceConfig.xml")
 @EnableJpaRepositories(basePackages = "org.baeldung.persistence.dao")