diff --git a/.gitmodules b/.gitmodules
index 29c1968c..8377ade6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,7 +1,3 @@
-[submodule "sorc/HYCOM_tools.fd"]
-	path = sorc/HYCOM_tools.fd
-	url = https://github.com/HYCOM/HYCOM-tools.git
-	branch = master
 [submodule "sorc/ufs_model.fd"]
 	path = sorc/ufs_model.fd
 	url = https://github.com/ufs-community/ufs-weather-model.git
diff --git a/sorc/HYCOM_tools.fd b/sorc/HYCOM_tools.fd
deleted file mode 160000
index 56c75818..00000000
--- a/sorc/HYCOM_tools.fd
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 56c75818d27a600e857970248999b24fd8ebf72f