diff --git a/.gitmodules b/.gitmodules
index c7b67dcc..d6b76136 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "externals/oboe"]
 	path = externals/oboe
 	url = https://github.com/google/oboe.git
+[submodule "externals/soxr"]
+	path = externals/soxr
+	url = git://git.code.sf.net/p/soxr/code
diff --git a/externals/soxr b/externals/soxr
new file mode 160000
index 00000000..945b592b
--- /dev/null
+++ b/externals/soxr
@@ -0,0 +1 @@
+Subproject commit 945b592b70470e29f917f4de89b4281fbbd540c0