diff --git a/e/Extrae/Extrae-3.8.3-gompi-2021a.eb b/e/Extrae/Extrae-3.8.3-gompi-2021a.eb
index ad0c31c6..a81ad3b9 100644
--- a/e/Extrae/Extrae-3.8.3-gompi-2021a.eb
+++ b/e/Extrae/Extrae-3.8.3-gompi-2021a.eb
@@ -19,6 +19,7 @@ toolchainopts = {'usempi': True}
 
 source_urls = ['https://ftp.tools.bsc.es/%(namelower)s']
 sources = ['%(namelower)s-%(version)s-src.tar.bz2']
+checksums = ['a05e40891104e73e1019b193002dea39e5c3177204ea04495716511ddfd639cf']
 
 dependencies = [
     ('zlib', '1.2.11'),