diff --git a/external/nmodl b/external/nmodl
index f180a2d45a..6f6db3b6f2 160000
--- a/external/nmodl
+++ b/external/nmodl
@@ -1 +1 @@
-Subproject commit f180a2d45aabc0d8630b2a7fc8d90c1d8fd07e26
+Subproject commit 6f6db3b6f25e066db46d8a5fc85a1697363b995c