diff --git a/.gitmodules b/.gitmodules
index 3d32a04a2..041d7a0e8 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,24 @@
+[submodule "third-party/dht"]
+	path = third-party/dht
+	url = https://github.com/transmission/dht
+	branch = post-0.24-transmission
+[submodule "third-party/libb64"]
+	path = third-party/libb64
+	url = https://github.com/transmission/libb64
+	branch = post-1.2.1-transmission
 [submodule "third-party/libevent"]
 	path = third-party/libevent
 	url = https://github.com/transmission/libevent
+	branch = post-2.0.22-transmission
+[submodule "third-party/libnatpmp"]
+	path = third-party/libnatpmp
+	url = https://github.com/transmission/libnatpmp
+	branch = post-20151025-transmission
+[submodule "third-party/libutp"]
+	path = third-party/libutp
+	url = https://github.com/transmission/libutp
+	branch = post-3.3-transmission
+[submodule "third-party/miniupnpc"]
+	path = third-party/miniupnpc
+	url = https://github.com/transmission/miniupnpc
+	branch = post-1.9-transmission
diff --git a/third-party/dht b/third-party/dht
new file mode 160000
index 000000000..80024e5be
--- /dev/null
+++ b/third-party/dht
@@ -0,0 +1 @@
+Subproject commit 80024e5be80a301a84cbd735744790147f8b67f4
diff --git a/third-party/libb64 b/third-party/libb64
new file mode 160000
index 000000000..8456a5b5c
--- /dev/null
+++ b/third-party/libb64
@@ -0,0 +1 @@
+Subproject commit 8456a5b5c99ef4544a2ed8e8f20a2fb673dd4192
diff --git a/third-party/libevent b/third-party/libevent
index c51b159cf..72e50166a 160000
--- a/third-party/libevent
+++ b/third-party/libevent
@@ -1 +1 @@
-Subproject commit c51b159cff9f5e86696f5b9a4c6f517276056258
+Subproject commit 72e50166aaa2c3b3c35e336039df7101bd418264
diff --git a/third-party/libnatpmp b/third-party/libnatpmp
new file mode 160000
index 000000000..4d3b9d87b
--- /dev/null
+++ b/third-party/libnatpmp
@@ -0,0 +1 @@
+Subproject commit 4d3b9d87bbe7549830c212ce840600619abcf887
diff --git a/third-party/libutp b/third-party/libutp
new file mode 160000
index 000000000..fda9f4b3d
--- /dev/null
+++ b/third-party/libutp
@@ -0,0 +1 @@
+Subproject commit fda9f4b3db97ccb243fcbed2ce280eb4135d705b
diff --git a/third-party/miniupnpc b/third-party/miniupnpc
new file mode 160000
index 000000000..c6b2bdddc
--- /dev/null
+++ b/third-party/miniupnpc
@@ -0,0 +1 @@
+Subproject commit c6b2bdddc8930ccd2fc33bddaa306a999d0226ac