diff --git a/Custom_EasyBlocks/README.md b/Custom_EasyBlocks/README.md
index 6e3f0450a6b2050d9fc809821ec0c17ab0863170..3ef27f61e737494dccbb9086e57d027ad2fb6f5e 100644
--- a/Custom_EasyBlocks/README.md
+++ b/Custom_EasyBlocks/README.md
@@ -96,3 +96,10 @@ Overview of the custom EasyBlocks.
 - __*needed because*__ to autodetect CUDA and support CUDA compute capabilities
 - __*difference compared to upstream*__ upstream doesn't have such a feature
 - __*can not be removed*__ until merged upstream (https://github.com/easybuilders/easybuild-easyblocks/pull/2673)
+
+## CP2K
+- __*added_by*__ th.mueller
+- __*needed because*__  support for libvori; alternative versions of dbcsr; contains loads of widely obsolete stuff; is  essentially a highly non-portable easyblock working only with intel and gnu (which I am not going to change!); running the tests will not work within an eb environment - at least not sensibly. 
+- __*difference compared to upstream*__ no support for libvori 
+- __*can not be removed*__
+