diff --git a/src/ru/pulsar/jenkins/library/utils/FileUtils.groovy b/src/ru/pulsar/jenkins/library/utils/FileUtils.groovy
index 721f680..d64288d 100644
--- a/src/ru/pulsar/jenkins/library/utils/FileUtils.groovy
+++ b/src/ru/pulsar/jenkins/library/utils/FileUtils.groovy
@@ -29,17 +29,20 @@ class FileUtils {
 
     static String getLocalPath(FilePath filePath) {
         IStepExecutor steps = ContextRegistry.getContext().getStepExecutor()
+        String workspacePath = steps.env().WORKSPACE
+        String fileRemotePath = filePath.getRemote()
 
-        def env = steps.env();
+        // Нормализуем пути: заменяем обратные слэши на прямые
+        workspacePath = workspacePath.replace('\\', '/')
+        fileRemotePath = fileRemotePath.replace('\\', '/')
 
-        Path workspacePath = new File(env.WORKSPACE).toPath()
-        Path rawFilePath = new File(filePath.getRemote()).toPath()
+        // Проверяем, что файл находится внутри рабочей директории
+        if (!fileRemotePath.startsWith(workspacePath)) {
+            throw new IllegalArgumentException("File path is not within the workspace directory")
+        }
 
-        return workspacePath.relativize(rawFilePath)
-            .toString()
-            .replaceAll('\\\\\\\\', '/')
-            .replaceAll('\\\\', '/')
-            .toString()
+        // Вычисляем относительный путь
+        return fileRemotePath.substring(workspacePath.length() + 1)
     }
 
     static void loadFile(String filePathFrom, def env, String filePathTo) {
diff --git a/test/unit/groovy/ru/pulsar/jenkins/library/utils/EnvUtils.java b/test/unit/groovy/ru/pulsar/jenkins/library/utils/EnvUtils.java
index 629c656..618fc8f 100644
--- a/test/unit/groovy/ru/pulsar/jenkins/library/utils/EnvUtils.java
+++ b/test/unit/groovy/ru/pulsar/jenkins/library/utils/EnvUtils.java
@@ -7,7 +7,7 @@ import java.io.IOException;
 
 public class EnvUtils implements EnvironmentAction {
 
-    public String NODE_NAME = "node";
+    public String NODE_NAME = "built-in";
     public String WORKSPACE = "ws";
     public String BRANCH_NAME = "master";
 
diff --git a/test/unit/groovy/ru/pulsar/jenkins/library/utils/FileUtilsTest.java b/test/unit/groovy/ru/pulsar/jenkins/library/utils/FileUtilsTest.java
new file mode 100644
index 0000000..99a6dd8
--- /dev/null
+++ b/test/unit/groovy/ru/pulsar/jenkins/library/utils/FileUtilsTest.java
@@ -0,0 +1,32 @@
+package ru.pulsar.jenkins.library.utils;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import ru.pulsar.jenkins.library.IStepExecutor;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.Mockito.when;
+
+class FileUtilsTest {
+
+    private final IStepExecutor steps = TestUtils.getMockedStepExecutor();
+
+    @BeforeEach
+    void setUp() {
+        TestUtils.setupMockedContext(steps);
+    }
+
+    @Test
+    void testGetLocalPath() {
+        // given
+        var env = new EnvUtils();
+        when(steps.env()).thenReturn(env);
+        var filePath = FileUtils.getFilePath(env.WORKSPACE + "/src/cf");
+
+        // when
+        String localPath = FileUtils.getLocalPath(filePath);
+
+        // then
+        assertThat(localPath).isEqualTo("src/cf");
+    }
+}