diff --git a/vendor/viterbi_decoder b/vendor/viterbi_decoder
index 2193a63..d2c3060 160000
--- a/vendor/viterbi_decoder
+++ b/vendor/viterbi_decoder
@@ -1 +1 @@
-Subproject commit 2193a63d129a154cdb776aa954cc62df9123d4be
+Subproject commit d2c30607f73d0888624e7be03cf692ae615d87bf