diff --git a/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/FileController.kt b/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/FileController.kt
index c7879d6..b4cfd14 100644
--- a/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/FileController.kt
+++ b/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/FileController.kt
@@ -3,8 +3,6 @@ package dev.fyloz.colorrecipesexplorer.rest
 import dev.fyloz.colorrecipesexplorer.model.ConfigurationType
 import dev.fyloz.colorrecipesexplorer.service.config.ConfigurationService
 import dev.fyloz.colorrecipesexplorer.service.files.WriteableFileService
-import org.springframework.core.io.ByteArrayResource
-import org.springframework.core.io.Resource
 import org.springframework.http.MediaType
 import org.springframework.http.ResponseEntity
 import org.springframework.security.access.prepost.PreAuthorize
@@ -24,14 +22,7 @@ class FileController(
     fun upload(
         @RequestParam path: String,
         @RequestParam(required = false) mediaType: String?
-    ): ResponseEntity<Resource> {
-        val file = fileService.read(path)
-        return ResponseEntity.ok()
-            .header("Content-Disposition", "filename=${getFileNameFromPath(path)}")
-            .contentLength(file.contentLength())
-            .contentType(MediaType.parseMediaType(mediaType ?: DEFAULT_MEDIA_TYPE))
-            .body(file)
-    }
+    ) = ok(fileService.read(path), mediaType)
 
     @PutMapping(consumes = [MediaType.MULTIPART_FORM_DATA_VALUE])
     @PreAuthorize("hasAnyAuthority('WRITE_FILE')")
@@ -46,11 +37,10 @@ class FileController(
 
     @DeleteMapping
     @PreAuthorize("hasAnyAuthority('WRITE_FILE')")
-    fun delete(@RequestParam path: String): ResponseEntity<Void> {
-        return noContent {
+    fun delete(@RequestParam path: String): ResponseEntity<Void> =
+        noContent {
             fileService.delete(path)
         }
-    }
 
     private fun created(path: String): ResponseEntity<Void> =
         ResponseEntity
diff --git a/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/RestUtils.kt b/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/RestUtils.kt
index 36b892e..23f115d 100644
--- a/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/RestUtils.kt
+++ b/src/main/kotlin/dev/fyloz/colorrecipesexplorer/rest/RestUtils.kt
@@ -26,13 +26,13 @@ fun ok(action: () -> Unit): ResponseEntity<Void> {
     return ResponseEntity.ok().build()
 }
 
-fun ok(file: Resource, mediaType: String? = null): ResponseEntity<Resource> {
-    return ResponseEntity.ok()
+/** Creates a HTTP OK [ResponseEntity] for the given [file], with the given [mediaType]. */
+fun ok(file: Resource, mediaType: String? = null): ResponseEntity<Resource> =
+    ResponseEntity.ok()
         .header("Content-Disposition", "filename=${file.filename}")
         .contentLength(file.contentLength())
         .contentType(MediaType.parseMediaType(mediaType ?: DEFAULT_MEDIA_TYPE))
         .body(file)
-}
 
 /** Creates a HTTP CREATED [ResponseEntity] from the given [body] with the location set to [controllerPath]/id. */
 fun <T : Model> created(controllerPath: String, body: T): ResponseEntity<T> =