diff --git a/submodules/source-serif b/submodules/source-serif
index d7130035..9b948a3e 160000
--- a/submodules/source-serif
+++ b/submodules/source-serif
@@ -1 +1 @@
-Subproject commit d713003556bcf2dc7eb13593a45b5d48296846bc
+Subproject commit 9b948a3e2edd76f787adc20d254d470df329bc94