diff --git a/vendor/source/igraph b/vendor/source/igraph
index ad645f8f9..e1d48f89a 160000
--- a/vendor/source/igraph
+++ b/vendor/source/igraph
@@ -1 +1 @@
-Subproject commit ad645f8f9bc0cb1530457a40a01828f03f584fd4
+Subproject commit e1d48f89a08b7423761504d868aa1dd57c0e0557