diff --git a/packages/squiggle-lang/package.json b/packages/squiggle-lang/package.json
index ad6265f8..fa551fae 100644
--- a/packages/squiggle-lang/package.json
+++ b/packages/squiggle-lang/package.json
@@ -28,7 +28,7 @@
     "@glennsl/bs-json": "^5.0.2",
     "jstat": "^1.9.5",
     "lodash": "4.17.21",
-    "mathjs": "10.4.3",
+    "mathjs": "10.5.0",
     "pdfast": "^0.2.0",
     "rationale": "0.2.0",
     "rescript": "^9.1.4",
diff --git a/yarn.lock b/yarn.lock
index 939d011f..3d81a0d0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1271,7 +1271,7 @@
     core-js-pure "^3.20.2"
     regenerator-runtime "^0.13.4"
 
-"@babel/runtime@^7.0.0", "@babel/runtime@^7.1.2", "@babel/runtime@^7.10.1", "@babel/runtime@^7.10.2", "@babel/runtime@^7.10.3", "@babel/runtime@^7.10.4", "@babel/runtime@^7.11.1", "@babel/runtime@^7.11.2", "@babel/runtime@^7.12.1", "@babel/runtime@^7.12.13", "@babel/runtime@^7.12.5", "@babel/runtime@^7.14.8", "@babel/runtime@^7.16.3", "@babel/runtime@^7.17.8", "@babel/runtime@^7.3.1", "@babel/runtime@^7.5.0", "@babel/runtime@^7.5.5", "@babel/runtime@^7.7.2", "@babel/runtime@^7.7.6", "@babel/runtime@^7.8.4", "@babel/runtime@^7.9.2":
+"@babel/runtime@^7.0.0", "@babel/runtime@^7.1.2", "@babel/runtime@^7.10.1", "@babel/runtime@^7.10.2", "@babel/runtime@^7.10.3", "@babel/runtime@^7.10.4", "@babel/runtime@^7.11.1", "@babel/runtime@^7.11.2", "@babel/runtime@^7.12.1", "@babel/runtime@^7.12.13", "@babel/runtime@^7.12.5", "@babel/runtime@^7.14.8", "@babel/runtime@^7.16.3", "@babel/runtime@^7.17.8", "@babel/runtime@^7.17.9", "@babel/runtime@^7.3.1", "@babel/runtime@^7.5.0", "@babel/runtime@^7.5.5", "@babel/runtime@^7.7.2", "@babel/runtime@^7.7.6", "@babel/runtime@^7.8.4", "@babel/runtime@^7.9.2":
   version "7.17.9"
   resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.17.9.tgz#d19fbf802d01a8cb6cf053a64e472d42c434ba72"
   integrity sha512-lSiBBvodq29uShpWGNbgFdKYNiFDo5/HIYsaCEY9ff4sb10x9jizo2+pRrSyF4jKZCXqgzuqBOQKbUm90gQwJg==
@@ -6458,7 +6458,7 @@ commondir@^1.0.1:
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
   integrity sha1-3dgA2gxmEnOTzKWVDqloo6rxJTs=
 
-complex.js@^2.1.0:
+complex.js@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/complex.js/-/complex.js-2.1.1.tgz#0675dac8e464ec431fb2ab7d30f41d889fb25c31"
   integrity sha512-8njCHOTtFFLtegk6zQo0kkVX1rngygb/KQI6z1qZxlFI3scluC+LVTCFbrkWjBv4vvLlbQ9t88IPMC6k95VTTg==
@@ -11451,13 +11451,13 @@ marked@^1.2.9:
   resolved "https://registry.yarnpkg.com/marked/-/marked-1.2.9.tgz#53786f8b05d4c01a2a5a76b7d1ec9943d29d72dc"
   integrity sha512-H8lIX2SvyitGX+TRdtS06m1jHMijKN/XjfH6Ooii9fvxMlh8QdqBfBDkGUpMWH2kQNrtixjzYUa3SH8ROTgRRw==
 
-mathjs@10.4.3:
-  version "10.4.3"
-  resolved "https://registry.yarnpkg.com/mathjs/-/mathjs-10.4.3.tgz#456ae944204809e8e8266ff265b1ef724d03f90e"
-  integrity sha512-C50lWorCOplBec9Ik5fzhHuOx4G4+mtdz3r1G2I1/r8yj+CpYFXLXNqTdg59oKmIF1tKcIzpxlC4s2dGL7f3pg==
+mathjs@10.5.0:
+  version "10.5.0"
+  resolved "https://registry.yarnpkg.com/mathjs/-/mathjs-10.5.0.tgz#f81d0518fe7b4b2a0b85e1125b8ecfc364fb0292"
+  integrity sha512-gRnSY9psN9zgiB2QV9F4XbuX5hwjxY5Ou7qoTFWDbn2vZ3UEs+sjfK/SRg2WP30TNfZWpwlGdp8H1knFJnpFdA==
   dependencies:
-    "@babel/runtime" "^7.17.8"
-    complex.js "^2.1.0"
+    "@babel/runtime" "^7.17.9"
+    complex.js "^2.1.1"
     decimal.js "^10.3.1"
     escape-latex "^1.2.0"
     fraction.js "^4.2.0"