diff --git a/docs/submodules/modeling/modelspec.git b/docs/submodules/modeling/modelspec.git
index 65df796..1fd4261 160000
--- a/docs/submodules/modeling/modelspec.git
+++ b/docs/submodules/modeling/modelspec.git
@@ -1 +1 @@
-Subproject commit 65df796f3e57ffdd01d9e56992b7c42653f12340
+Subproject commit 1fd426157cb65e7586ef5230a3065765ede0de2b