diff --git a/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java b/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java
index 493c5abf8c..cc2daa2421 100644
--- a/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java
+++ b/rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java
@@ -27,6 +27,7 @@ import org.apache.http.protocol.HttpRequestHandler;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
+import org.junit.jupiter.api.parallel.ResourceLock;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.ValueSource;
@@ -70,6 +71,7 @@ import static org.mockito.Mockito.timeout;
 import static org.mockito.Mockito.verify;
 
 @ExtendWith(MockitoExtension.class)
+@ResourceLock("SsrfProtectionValidator") // to avoid race conditions when modifying SsrfProtectionValidator's static configuration
 public class TbRestApiCallNodeTest extends AbstractRuleNodeUpgradeTest {
 
     static final long TIMEOUT = TimeUnit.SECONDS.toMillis(30);