diff --git a/packages/squiggle-lang/package.json b/packages/squiggle-lang/package.json
index 3b97c854..a43427c4 100644
--- a/packages/squiggle-lang/package.json
+++ b/packages/squiggle-lang/package.json
@@ -20,7 +20,7 @@
     "@glennsl/bs-json": "^5.0.2",
     "jstat": "^1.9.5",
     "lodash": "4.17.15",
-    "mathjs": "5.10.3",
+    "mathjs": "10.4.1",
     "pdfast": "^0.2.0",
     "rationale": "0.2.0",
     "rescript": "^9.1.4"