diff --git a/.gitmodules b/.gitmodules
index 5776431e6b04f89739ebd368e8d71dc2e2c0c4f4..258c1268e8f96ed3634ca8ad8ddd1511cc769c6d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
 [submodule "Tables/source_tables/obs4MIPs-cmor-tables"]
 	path = Tables/source_tables/obs4MIPs-cmor-tables
 	url = https://github.com/PCMDI/obs4MIPs-cmor-tables.git
-[submodule "Tables/source_tables/cmip6-cmor-tables"]
-	path = Tables/source_tables/cmip6-cmor-tables
-	url = https://github.com/PCMDI/cmip6-cmor-tables.git
diff --git a/Tables/source_tables/cmip6-cmor-tables b/Tables/source_tables/cmip6-cmor-tables
deleted file mode 160000
index 9b0b36d38c07b746159cadbc920bc7251278696e..0000000000000000000000000000000000000000
--- a/Tables/source_tables/cmip6-cmor-tables
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 9b0b36d38c07b746159cadbc920bc7251278696e