diff --git a/oss-internship-2020/sapi_lodepng/README.md b/oss-internship-2020/sapi_lodepng/README.md
index 46f27e0..1328a11 100644
--- a/oss-internship-2020/sapi_lodepng/README.md
+++ b/oss-internship-2020/sapi_lodepng/README.md
@@ -1,13 +1,13 @@
 TODO
 
-- check return value of functions
-- integrate unit testing
+- ~~check return value of functions~~
+- ~~integrate unit testing~~
 - add more functions
 - this readme
 - remove path from CMakeLists.txt
-- include abseil flags for unit testing (done, should be changed in main.cc also)
-- improve tests (images, generating images etc.)
+- include abseil flags for unit testing
+- ~~improve tests (images, generating images etc.)~~
 - clear redundant includes
 - check if security policy can be stricter
-- use addDirectoryAt instead of addDirectory
+- ~~use addDirectoryAt instead of addDirectory~~