diff --git a/src/cppgtfs b/src/cppgtfs
index ed6f987..a54cfcb 160000
--- a/src/cppgtfs
+++ b/src/cppgtfs
@@ -1 +1 @@
-Subproject commit ed6f98731eb8614f0680804fe99633b1f502d99d
+Subproject commit a54cfcb3bde79ac6ac74f7eb816f89d4b58ad05a