diff --git a/src/lv_draw/lv_img_buf.c b/src/lv_draw/lv_img_buf.c
index ec698a584..235cbe8ed 100644
--- a/src/lv_draw/lv_img_buf.c
+++ b/src/lv_draw/lv_img_buf.c
@@ -12,6 +12,7 @@
 #include "lv_draw_img.h"
 #include "../lv_misc/lv_math.h"
 #include "../lv_misc/lv_log.h"
+#include "../lv_misc/lv_mem.h"
 
 /*********************
  *      DEFINES
diff --git a/src/lv_draw/lv_img_decoder.c b/src/lv_draw/lv_img_decoder.c
index 7bee84b41..c9501a429 100644
--- a/src/lv_draw/lv_img_decoder.c
+++ b/src/lv_draw/lv_img_decoder.c
@@ -656,8 +656,9 @@ static lv_res_t lv_img_decoder_built_in_line_alpha(lv_img_decoder_dsc_t * dsc, l
             data_tmp++;
         }
     }
-
+#if LV_USE_FILESYSTEM
     lv_draw_buf_release(fs_buf);
+#endif
     return LV_RES_OK;
 
 #else
@@ -753,7 +754,9 @@ static lv_res_t lv_img_decoder_built_in_line_indexed(lv_img_decoder_dsc_t * dsc,
             data_tmp++;
         }
     }
+#if LV_USE_FILESYSTEM
     lv_draw_buf_release(fs_buf);
+#endif
     return LV_RES_OK;
 #else
     LV_LOG_WARN("Image built-in indexed line reader failed because LV_IMG_CF_INDEXED is 0 in lv_conf.h");