diff --git a/karolina.csv b/karolina.csv
index 81cf32c6f18c8b8472711787f615175894578265..7f9f856f55eff06f180bc888ff817df9857077a4 100644
--- a/karolina.csv
+++ b/karolina.csv
@@ -1658,6 +1658,7 @@ SoX/14.4.2-GCC-8.3.0,1
 SoX/14.4.2-GCCcore-11.3.0,1
 SoX/14.4.2-GCCcore-12.2.0,1
 Spack/0.17.2,1
+Spack/0.20.0,1
 Spack/default,1
 spdlog/1.9.2-GCCcore-10.3.0,1
 spglib-python/1.16.0-foss-2020b,1