diff --git a/src/fs/file.c b/src/fs/file.c
index 3e0bef1..fafa8bf 100644
--- a/src/fs/file.c
+++ b/src/fs/file.c
@@ -152,7 +152,7 @@ file_t *search_by_fid(const uint16_t fid, const file_t *parent, const uint8_t sp
         if (p->fid != 0x0000 && p->fid == fid) {
             if (!parent || (parent && is_parent(p, parent))) {
                 if (!sp || sp == SPECIFY_ANY ||
-                    (((sp & SPECIFY_EF) && (p->type & FILE_TYPE_INTERNAL_EF)) ||
+                    (((sp & SPECIFY_EF) && (p->type & (FILE_TYPE_INTERNAL_EF|FILE_TYPE_WORKING_EF))) ||
                      ((sp & SPECIFY_DF) && p->type == FILE_TYPE_DF))) {
                     return p;
                 }
diff --git a/src/fs/file.h b/src/fs/file.h
index 9435ebf..f381d22 100644
--- a/src/fs/file.h
+++ b/src/fs/file.h
@@ -30,7 +30,7 @@
 
 #define FILE_TYPE_NOT_KNOWN     0x00
 #define FILE_TYPE_DF            0x04
-#define FILE_TYPE_INTERNAL_EF   0x03
+#define FILE_TYPE_INTERNAL_EF   0x02
 #define FILE_TYPE_WORKING_EF    0x01
 #define FILE_TYPE_BSO           0x10
 #define FILE_PERSISTENT         0x20