diff --git a/apps/onboarding-ms/src/main/docs/openapi.json b/apps/onboarding-ms/src/main/docs/openapi.json
index 04f5c352..20318bdd 100644
--- a/apps/onboarding-ms/src/main/docs/openapi.json
+++ b/apps/onboarding-ms/src/main/docs/openapi.json
@@ -246,7 +246,7 @@
         "tags" : [ "internal-v1" ],
         "summary" : "Retrieves the list of files on the azure storage on the given path",
         "description" : "Fetches a list of files associated with the specified path on the storage.",
-        "operationId" : "getFiles",
+        "operationId" : "getFilesFromPath",
         "parameters" : [ {
           "name" : "path",
           "in" : "path",
diff --git a/apps/onboarding-ms/src/main/docs/openapi.yaml b/apps/onboarding-ms/src/main/docs/openapi.yaml
index f43a0005..d6e50d6b 100644
--- a/apps/onboarding-ms/src/main/docs/openapi.yaml
+++ b/apps/onboarding-ms/src/main/docs/openapi.yaml
@@ -183,7 +183,7 @@ paths:
       summary: Retrieves the list of files on the azure storage on the given path
       description: Fetches a list of files associated with the specified path on the
         storage.
-      operationId: getFiles
+      operationId: getFilesFromPath
       parameters:
       - name: path
         in: path
diff --git a/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/controller/DocumentController.java b/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/controller/DocumentController.java
index b3378ce6..fda712f8 100644
--- a/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/controller/DocumentController.java
+++ b/apps/onboarding-ms/src/main/java/it/pagopa/selfcare/onboarding/controller/DocumentController.java
@@ -10,6 +10,7 @@
 import jakarta.ws.rs.PathParam;
 import jakarta.ws.rs.Produces;
 import jakarta.ws.rs.core.MediaType;
+import java.util.Base64;
 import java.util.List;
 import lombok.AllArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -60,8 +61,9 @@ public Uni<List<String>> getFiles() {
     @Tag(name = "internal-v1")
     @Path("/{path}")
     @Produces(MediaType.APPLICATION_JSON)
-    public Uni<List<String>> getFiles(@PathParam(value = "path") String path) {
-        return Uni.createFrom().item(blobClient.getFiles(path));
+    public Uni<List<String>> getFilesFromPath(@PathParam(value = "path") String path) {
+        var buildPath = new String(Base64.getDecoder().decode(path));
+        return Uni.createFrom().item(blobClient.getFiles(buildPath));
     }
 
 }
\ No newline at end of file
diff --git a/apps/onboarding-ms/src/test/java/it/pagopa/selfcare/onboarding/controller/DocumentControllerTest.java b/apps/onboarding-ms/src/test/java/it/pagopa/selfcare/onboarding/controller/DocumentControllerTest.java
index 8e3baf4e..69059639 100644
--- a/apps/onboarding-ms/src/test/java/it/pagopa/selfcare/onboarding/controller/DocumentControllerTest.java
+++ b/apps/onboarding-ms/src/test/java/it/pagopa/selfcare/onboarding/controller/DocumentControllerTest.java
@@ -1,8 +1,10 @@
 package it.pagopa.selfcare.onboarding.controller;
 
 import static io.restassured.RestAssured.given;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.mockito.ArgumentMatchers.anyString;
 import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
 import io.quarkus.test.InjectMock;
@@ -14,9 +16,10 @@
 import io.restassured.http.ContentType;
 import it.pagopa.selfcare.azurestorage.AzureBlobClient;
 import java.util.ArrayList;
+import java.util.Base64;
 import java.util.List;
 import org.junit.jupiter.api.Test;
-import org.mockito.Mockito;
+import org.mockito.ArgumentCaptor;
 
 @QuarkusTest
 @TestHTTPEndpoint(DocumentController.class)
@@ -28,25 +31,27 @@ class DocumentControllerTest {
 
     @Test
     @TestSecurity(user = "userJwt")
-    void getFiles_ByPath_OK() {
+    void getFilesFromPath_ByPath_OK() {
         // given
+        ArgumentCaptor<String> captor = ArgumentCaptor.forClass(String.class);
         final String path = "/test/test";
+        var builderPath = Base64.getEncoder().encodeToString(path.getBytes());
         List<String> result = new ArrayList<>();
 
         // when
-        when(blobClient.getFiles(anyString())).thenReturn(result);
+        when(blobClient.getFiles(captor.capture())).thenReturn(result);
 
         given()
             .when()
             .contentType(ContentType.JSON)
-            .pathParam("path", path)
+            .pathParam("path", builderPath)
             .get("{path}")
             .then()
             .statusCode(200);
 
         // then
-        Mockito.verify(blobClient, times(1)).getFiles(anyString());
-
+        verify(blobClient, times(1)).getFiles(anyString());
+        assertEquals(captor.getValue(), path);
     }
 
     @Test
@@ -66,7 +71,7 @@ void getFiles_OK() {
             .statusCode(200);
 
         // then
-        Mockito.verify(blobClient, times(1)).getFiles();
+        verify(blobClient, times(1)).getFiles();
 
     }