diff --git a/.gitmodules b/.gitmodules
index 8538670b..d986bff6 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -42,7 +42,7 @@
 	path = vendor/asynctest
 	url = https://github.com/status-im/asynctest.git
 	ignore = untracked
-	branch = main 
+	branch = main
 [submodule "vendor/nim-presto"]
 	path = vendor/nim-presto
 	url = https://github.com/status-im/nim-presto.git
@@ -53,11 +53,6 @@
 	url = https://github.com/status-im/nim-confutils.git
 	ignore = untracked
 	branch = master
-[submodule "vendor/nim-nat-traversal"]
-	path = vendor/nim-nat-traversal
-	url = https://github.com/status-im/nim-nat-traversal.git
-	ignore = untracked
-	branch = master
 [submodule "vendor/nim-libbacktrace"]
 	path = vendor/nim-libbacktrace
 	url = https://github.com/status-im/nim-libbacktrace.git
@@ -196,3 +191,6 @@
 	url = https://github.com/vacp2p/nim-lsquic.git
 	ignore = untracked
 	branch = main
+[submodule "vendor/nim-libplum"]
+	path = vendor/nim-libplum
+	url = git@github.com:2-towns/nim-libplum.git
diff --git a/vendor/nim-libplum b/vendor/nim-libplum
new file mode 160000
index 00000000..269d9754
--- /dev/null
+++ b/vendor/nim-libplum
@@ -0,0 +1 @@
+Subproject commit 269d97548c9bb9350314883aa1211e717f22f1f2
diff --git a/vendor/nim-nat-traversal b/vendor/nim-nat-traversal
deleted file mode 160000
index 860e18c3..00000000
--- a/vendor/nim-nat-traversal
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 860e18c37667b5dd005b94c63264560c35d88004