diff --git a/quads-loader/src/main/java/fr/vcity/converg/controllers/QuadImportController.java b/quads-loader/src/main/java/fr/vcity/converg/controllers/QuadImportController.java
index f6d465c..44ac1b9 100644
--- a/quads-loader/src/main/java/fr/vcity/converg/controllers/QuadImportController.java
+++ b/quads-loader/src/main/java/fr/vcity/converg/controllers/QuadImportController.java
@@ -32,9 +32,14 @@ public QuadImportController(QuadImportService quadImportService) {
             @ApiResponse(responseCode = "200", description = "The quads were added to a new version"),
             @ApiResponse(responseCode = "400", description = "Invalid content")}
     )
-    @PostMapping(value = {"/version"})
+    @PostMapping(value = {"/version"}, consumes = "multipart/form-data")
     ResponseEntity<Integer> importModel(
-            @Parameter(description = "The file containing all the triple/quads to import as valid in a new version", name = "file")
+            @Parameter(
+                    description = "The file containing all the triple/quads to import as valid in a new version",
+                    name = "file",
+                    required = true,
+                    content = @Content(mediaType = "multipart/form-data", schema = @Schema(type = "string", format = "binary"))
+            )
             @RequestParam("file") MultipartFile file
     ) {
         try {
@@ -55,9 +60,13 @@ ResponseEntity<Integer> importModel(
             @ApiResponse(responseCode = "200", description = "The triple were added to a new metadata"),
             @ApiResponse(responseCode = "400", description = "Invalid content")}
     )
-    @PostMapping(value = {"/metadata"})
+    @PostMapping(value = {"/metadata"}, consumes = "multipart/form-data")
     ResponseEntity<Void> importMetadata(
-            @Parameter(description = "The file containing all the triple to import as valid in a new metadata", name = "file")
+            @Parameter(description = "The file containing all the triple to import as valid in a new metadata",
+                    name = "file",
+                    required = true,
+                    content = @Content(mediaType = "multipart/form-data", schema = @Schema(type = "string", format = "binary"))
+            )
             @RequestParam("file") MultipartFile file
     ) {
         try {
diff --git a/quads-loader/src/main/java/fr/vcity/converg/controllers/QueryController.java b/quads-loader/src/main/java/fr/vcity/converg/controllers/QueryController.java
deleted file mode 100644
index 377e10f..0000000
--- a/quads-loader/src/main/java/fr/vcity/converg/controllers/QueryController.java
+++ /dev/null
@@ -1,96 +0,0 @@
-package fr.vcity.converg.controllers;
-
-import fr.vcity.converg.dto.CompleteVersionedQuad;
-import fr.vcity.converg.dto.VersionAncestry;
-import fr.vcity.converg.dto.Workspace;
-import fr.vcity.converg.services.QueryService;
-import io.swagger.v3.oas.annotations.Operation;
-import io.swagger.v3.oas.annotations.Parameter;
-import io.swagger.v3.oas.annotations.media.ArraySchema;
-import io.swagger.v3.oas.annotations.media.Content;
-import io.swagger.v3.oas.annotations.media.Schema;
-import io.swagger.v3.oas.annotations.responses.ApiResponse;
-import io.swagger.v3.oas.annotations.responses.ApiResponses;
-import io.swagger.v3.oas.annotations.tags.Tag;
-import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.*;
-
-import java.util.List;
-
-
-@RestController
-@Tag(name = "Query API")
-@RequestMapping("/query")
-public class QueryController {
-    QueryService queryService;
-
-    public QueryController(QueryService queryService) {
-        this.queryService = queryService;
-    }
-
-    @Operation(
-            summary = "Search by validity",
-            description = "Search all quads filtered by a given validity and returns the result"
-    )
-    @ApiResponses(value = {
-            @ApiResponse(responseCode = "200", description = "The query filtered result",
-                    content = {
-                            @Content(mediaType = "application/json",
-                                    array = @ArraySchema(
-                                            schema = @Schema(implementation = CompleteVersionedQuad.class)
-                                    )
-                            )}),
-            @ApiResponse(responseCode = "400", description = "Invalid validity",
-                    content = @Content),
-            @ApiResponse(responseCode = "404", description = "Nothing found",
-                    content = @Content)}
-    )
-    @GetMapping(value = "/validity/{pattern}")
-    ResponseEntity<List<CompleteVersionedQuad>> queryRequestedValidity(
-            @Parameter(description = "The validity string (in bit string format)", name = "pattern", example = "110")
-            @PathVariable("pattern") String requestedValidity
-    ) {
-        return ResponseEntity.ok(queryService.queryRequestedValidity(requestedValidity));
-    }
-
-    @Operation(
-            summary = "Search by version",
-            description = "Find all quads filtered by a given version and returns the result"
-    )
-    @ApiResponses(value = {
-            @ApiResponse(responseCode = "200", description = "The query filtered result",
-                    content = {@Content(mediaType = "application/json",
-                            array = @ArraySchema(
-                                    schema = @Schema(implementation = CompleteVersionedQuad.class)
-                            )
-                    )}),
-            @ApiResponse(responseCode = "400", description = "Invalid version",
-                    content = @Content),
-            @ApiResponse(responseCode = "404", description = "Nothing found",
-                    content = @Content)}
-    )
-    @GetMapping("/version/{idVersion}")
-    ResponseEntity<List<CompleteVersionedQuad>> queryRequestedVersion(
-            @Parameter(description = "The version number", name = "idVersion", example = "3")
-            @PathVariable("idVersion") Integer requestedVersion
-    ) {
-        return ResponseEntity.ok(queryService.queryRequestedVersion(requestedVersion));
-    }
-
-    @Operation(
-            summary = "Get version tree",
-            description = "Gets all versions and their ancestry"
-    )
-    @ApiResponses(value = {
-            @ApiResponse(responseCode = "200", description = "The version tree",
-                    content = {@Content(mediaType = "application/json",
-                            array = @ArraySchema(
-                                    schema = @Schema(implementation = VersionAncestry.class)
-                            )
-                    )})}
-    )
-    @GetMapping("/versions")
-    ResponseEntity<Workspace> getGraphVersion() {
-        return ResponseEntity.ok(queryService.getGraphVersion());
-    }
-}