diff --git a/.gitmodules b/.gitmodules
index 6e1b57d..e69de29 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +0,0 @@
-[submodule "external/Pickler"]
-	path = external/Pickler
-	url = http://www.gitea.preacherdhm.com/PreacherDHM/Pickler.git
-[submodule "external/Tart"]
-	path = external/Tart
-	url = http://www.gitea.preacherdhm.com/PreacherDHM/Tart.git
diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index 16e0c89..2d9312d 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -1,2 +1 @@
-add_subdirectory(Pickler)
 add_subdirectory(Tart)
diff --git a/external/Pickler b/external/Pickler
deleted file mode 160000
index 22a9fb9..0000000
--- a/external/Pickler
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 22a9fb9fabce4a1f3add4d2531858b20597190d1
diff --git a/external/Tart b/external/Tart
deleted file mode 160000
index 9e75987..0000000
--- a/external/Tart
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 9e75987c2bb532d7780615231b0bd330d8bc797d