diff --git a/.gitmodules b/.gitmodules
index 4a160da7..52d0dc76 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "lib/ds-test"]
 	path = lib/ds-test
-	url = https://github.com/dapphub/ds-test
\ No newline at end of file
+	url = https://github.com/dapphub/ds-test
+[submodule "lib/weird-erc20"]
+	path = lib/weird-erc20
+	url = https://github.com/d-xo/weird-erc20
diff --git a/lib/weird-erc20 b/lib/weird-erc20
new file mode 160000
index 00000000..9689a7b8
--- /dev/null
+++ b/lib/weird-erc20
@@ -0,0 +1 @@
+Subproject commit 9689a7b8cf9675cf29f2015be047c8999c21e821