diff --git a/Externals.cfg b/Externals.cfg
index f13a5985..905c3001 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -52,7 +52,7 @@ externals = Externals_POP.cfg
 required = False
 
 [blom]
-tag = v1.6.2
+tag = v1.6.4
 protocol = git
 repo_url = https://github.com/NorESMhub/BLOM
 local_path = components/blom