diff --git a/package.json b/package.json
index 591d844..c2f0d45 100644
--- a/package.json
+++ b/package.json
@@ -37,5 +37,8 @@
   },
   "peerDependencies": {
     "cql-execution": ">=1.3.0 || ^3.0.0-beta"
+  },
+  "resolutions": {
+    "json5": "^2.2.2"
   }
 }
diff --git a/test/dstu2_test.js b/test/dstu2_test.js
index 6d2c30d..001eea3 100644
--- a/test/dstu2_test.js
+++ b/test/dstu2_test.js
@@ -113,9 +113,9 @@ describe('#DSTU2', () => {
     const pt = patientSource.currentPatient();
     // cql-execution v1.3.2 currently doesn't export the new Date class, so we need to use the .getDate() workaround
     expect(compact(pt.get('birthDate'))).to.deep.equal({
-      value: new cql.DateTime.parse('1975-02-25').getDate()
+      value: cql.DateTime.parse('1975-02-25').getDate()
     });
-    expect(pt.get('birthDate.value')).to.deep.equal(new cql.DateTime.parse('1975-02-25').getDate());
+    expect(pt.get('birthDate.value')).to.deep.equal(cql.DateTime.parse('1975-02-25').getDate());
   });
 
   it('should find patient extensions', () => {
diff --git a/test/r401_test.js b/test/r401_test.js
index 990f885..f39cb93 100644
--- a/test/r401_test.js
+++ b/test/r401_test.js
@@ -113,9 +113,9 @@ describe('#R4 v4.0.1', () => {
     const pt = patientSource.currentPatient();
     // cql-execution v1.3.2 currently doesn't export the new Date class, so we need to use the .getDate() workaround
     expect(compact(pt.get('birthDate'))).to.deep.equal({
-      value: new cql.DateTime.parse('2008-11-06').getDate()
+      value: cql.DateTime.parse('2008-11-06').getDate()
     });
-    expect(pt.get('birthDate.value')).to.deep.equal(new cql.DateTime.parse('2008-11-06').getDate());
+    expect(pt.get('birthDate.value')).to.deep.equal(cql.DateTime.parse('2008-11-06').getDate());
   });
 
   it('should find patient extensions', () => {
diff --git a/test/r4_test.js b/test/r4_test.js
index 423826d..02dbabb 100644
--- a/test/r4_test.js
+++ b/test/r4_test.js
@@ -113,9 +113,9 @@ describe('#R4 v4.0.0', () => {
     const pt = patientSource.currentPatient();
     // cql-execution v1.3.2 currently doesn't export the new Date class, so we need to use the .getDate() workaround
     expect(compact(pt.get('birthDate'))).to.deep.equal({
-      value: new cql.DateTime.parse('2008-11-06').getDate()
+      value: cql.DateTime.parse('2008-11-06').getDate()
     });
-    expect(pt.get('birthDate.value')).to.deep.equal(new cql.DateTime.parse('2008-11-06').getDate());
+    expect(pt.get('birthDate.value')).to.deep.equal(cql.DateTime.parse('2008-11-06').getDate());
   });
 
   it('should find patient extensions', () => {
diff --git a/test/stu3_test.js b/test/stu3_test.js
index 52de1b9..28e37cf 100644
--- a/test/stu3_test.js
+++ b/test/stu3_test.js
@@ -113,9 +113,9 @@ describe('#STU3', () => {
     const pt = patientSource.currentPatient();
     // cql-execution v1.3.2 currently doesn't export the new Date class, so we need to use the .getDate() workaround
     expect(compact(pt.get('birthDate'))).to.deep.equal({
-      value: new cql.DateTime.parse('1975-02-25').getDate()
+      value: cql.DateTime.parse('1975-02-25').getDate()
     });
-    expect(pt.get('birthDate.value')).to.deep.equal(new cql.DateTime.parse('1975-02-25').getDate());
+    expect(pt.get('birthDate.value')).to.deep.equal(cql.DateTime.parse('1975-02-25').getDate());
   });
 
   it('should find patient extensions', () => {
diff --git a/yarn.lock b/yarn.lock
index 9464307..3b231c9 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -960,10 +960,11 @@
     "@jridgewell/sourcemap-codec" "^1.4.10"
 
 "@lhncbc/ucum-lhc@^4.1.3":
-  version "4.1.4"
-  resolved "https://registry.yarnpkg.com/@lhncbc/ucum-lhc/-/ucum-lhc-4.1.4.tgz#763d26a1e2d58b204fc645ae5128262c8cdc56bc"
-  integrity sha512-ErlXJv6lrerZbthxc33SWTKrZv4KjMIaCN2lNxsNrGZW4PqyVFEKDie6lok//SvC6QeEoAC1mWN8xD87r72qPQ==
+  version "4.1.7"
+  resolved "https://registry.yarnpkg.com/@lhncbc/ucum-lhc/-/ucum-lhc-4.1.7.tgz#8004b6820b3b41dac5466be694a8d8e2713045c4"
+  integrity sha512-KU6agJSPq/ZEy3t1XitVuyKfI18MBO4QFuZ3zUxqzK502p6akc9GfNOmJRWx7qmhSIBrqq7eq8x0p8qYoaro/A==
   dependencies:
+    coffeescript "^2.7.0"
     csv-parse "^4.4.6"
     csv-stringify "^1.0.4"
     escape-html "^1.0.3"
@@ -1199,6 +1200,11 @@ cliui@^7.0.2:
     strip-ansi "^6.0.0"
     wrap-ansi "^7.0.0"
 
+coffeescript@^2.7.0:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/coffeescript/-/coffeescript-2.7.0.tgz#a43ec03be6885d6d1454850ea70b9409c391279c"
+  integrity sha512-hzWp6TUE2d/jCcN67LrW1eh5b/rSDKQK6oD6VMLlggYVUUFexgTH9z3dNYihzX4RMhze5FTUsUmOXViJKFQR/A==
+
 color-convert@^1.9.0:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-1.9.3.tgz#bb71850690e1f136567de629d2d5471deda4c1e8"
@@ -1254,12 +1260,12 @@ core-util-is@~1.0.0:
   integrity sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==
 
 cql-execution@>=1.3.0:
-  version "2.3.3"
-  resolved "https://registry.yarnpkg.com/cql-execution/-/cql-execution-2.3.3.tgz#52a70f3117b1e42ad7727f07fd954d753b2d0114"
-  integrity sha512-64ditb9OcWPvPhLeWkL/7hKrp/jUO67eRwO8pf9OIPJryPfYKR51M4HqJxlP2/Kq54ieDmCGCGHSpTrcetvAuw==
+  version "2.4.4"
+  resolved "https://registry.yarnpkg.com/cql-execution/-/cql-execution-2.4.4.tgz#5a82ebde41ca78e034dd190479bba90329f7fc94"
+  integrity sha512-0v719J1KZcK8bwPicvWQgO8nx5/Vlc0+ou4L4DQ/H2F5pY3Ws3OFgo7QMGEK6xOT5LWpKZvhtRoRG1bbMeGH/w==
   dependencies:
     "@lhncbc/ucum-lhc" "^4.1.3"
-    luxon "^1.25.0"
+    luxon "^1.28.1"
 
 cross-spawn@^7.0.2:
   version "7.0.3"
@@ -1278,7 +1284,7 @@ csv-parse@^4.4.6:
 csv-stringify@^1.0.4:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/csv-stringify/-/csv-stringify-1.1.2.tgz#77a41526581bce3380f12b00d7c5bbac70c82b58"
-  integrity sha1-d6QVJlgbzjOA8SsA18W7rHDIK1g=
+  integrity sha512-3NmNhhd+AkYs5YtM1GEh01VR6PKj6qch2ayfQaltx5xpcAdThjnbbI5eT8CzRVpXfGKAxnmrSYLsNl/4f3eWiw==
   dependencies:
     lodash.get "~4.4.2"
 
@@ -1333,7 +1339,7 @@ electron-to-chromium@^1.4.17:
 emitter-component@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/emitter-component/-/emitter-component-1.1.1.tgz#065e2dbed6959bf470679edabeaf7981d1003ab6"
-  integrity sha1-Bl4tvtaVm/RwZ57avq95gdEAOrY=
+  integrity sha512-G+mpdiAySMuB7kesVRLuyvYRqDmshB7ReKEVuyBPkzQlmiDiLrt7hHHIy4Aff552bgknVN7B2/d3lzhGO5dvpQ==
 
 emoji-regex@^8.0.0:
   version "8.0.0"
@@ -1355,7 +1361,7 @@ escalade@^3.1.1:
 escape-html@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/escape-html/-/escape-html-1.0.3.tgz#0258eae4d3d0c0974de1c169188ef0051d1d1988"
-  integrity sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg=
+  integrity sha512-NiSupZ4OeuGwr68lGIeym/ksIZMJodUGOSCZ/FSnTxcrekbvqrgdUxlJOMpijaKZVjAJrWrGs/6Jy8OMuyj9ow==
 
 escape-string-regexp@4.0.0, escape-string-regexp@^4.0.0:
   version "4.0.0"
@@ -1617,9 +1623,9 @@ globals@^13.6.0, globals@^13.9.0:
     type-fest "^0.20.2"
 
 graceful-fs@^4.1.6:
-  version "4.2.8"
-  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.8.tgz#e412b8d33f5e006593cbd3cee6df9f2cebbe802a"
-  integrity sha512-qkIilPUYcNhJpd33n0GBXTB1MMPp14TxEsEs0pTrsSVucApsYzW5V+Q8Qxhik6KU3evy+qkAAowTByymK0avdg==
+  version "4.2.11"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.11.tgz#4183e4e8bf08bb6e05bbb2f7d2e0c8f712ca40e3"
+  integrity sha512-RbJ5/jmFcNNCcDV5o9eTnBLJ/HszWV0P73bc+Ff4nS/rJj+YaS6IGyiOL0VoBYX+l1Wrl3k63h/KrH+nhJ0XvQ==
 
 growl@1.10.5:
   version "1.10.5"
@@ -1723,7 +1729,7 @@ is-glob@^4.0.0, is-glob@^4.0.1, is-glob@^4.0.3, is-glob@~4.0.1:
 is-integer@^1.0.6:
   version "1.0.7"
   resolved "https://registry.yarnpkg.com/is-integer/-/is-integer-1.0.7.tgz#6bde81aacddf78b659b6629d629cadc51a886d5c"
-  integrity sha1-a96Bqs3feLZZtmKdYpytxRqIbVw=
+  integrity sha512-RPQc/s9yBHSvpi+hs9dYiJ2cuFeU6x3TyyIp8O2H6SKEltIvJOzRj9ToyvcStDvPR/pS4rxgr1oBFajQjZ2Szg==
   dependencies:
     is-finite "^1.0.0"
 
@@ -1745,7 +1751,7 @@ is-unicode-supported@^0.1.0:
 isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
-  integrity sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=
+  integrity sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ==
 
 isexe@^2.0.0:
   version "2.0.0"
@@ -1784,17 +1790,15 @@ json-stable-stringify-without-jsonify@^1.0.1:
   resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
   integrity sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=
 
-json5@^2.1.2:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/json5/-/json5-2.2.0.tgz#2dfefe720c6ba525d9ebd909950f0515316c89a3"
-  integrity sha512-f+8cldu7X/y7RAJurMEJmdoKXGB/X550w2Nr3tTbezL6RwEE/iMcm+tZnXeoZtKuOq6ft8+CqzEkrIgx1fPoQA==
-  dependencies:
-    minimist "^1.2.5"
+json5@^2.1.2, json5@^2.2.2:
+  version "2.2.3"
+  resolved "https://registry.yarnpkg.com/json5/-/json5-2.2.3.tgz#78cd6f1a19bdc12b73db5ad0c61efd66c1e29283"
+  integrity sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==
 
 jsonfile@^2.2.3:
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-2.4.0.tgz#3736a2b428b87bbda0cc83b53fa3d633a35c2ae8"
-  integrity sha1-NzaitCi4e72gzIO1P6PWM6NcKug=
+  integrity sha512-PKllAqbgLgxHaj8TElYymKCAgrASebJrWpTnEkOaTowt23VKXXN0sUeriJ+eh7y6ufb/CC5ap11pz71/cM0hUw==
   optionalDependencies:
     graceful-fs "^4.1.6"
 
@@ -1821,7 +1825,7 @@ lodash.debounce@^4.0.8:
 lodash.get@~4.4.2:
   version "4.4.2"
   resolved "https://registry.yarnpkg.com/lodash.get/-/lodash.get-4.4.2.tgz#2d177f652fa31e939b4438d5341499dfa3825e99"
-  integrity sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk=
+  integrity sha512-z+Uw/vLuy6gQe8cfaFWD7p0wVv8fJl3mbzXh33RS+0oW2wvUqiRXiQ69gLWSLpgB5/6sU+r6BlQR0MBILadqTQ==
 
 lodash.merge@^4.6.2:
   version "4.6.2"
@@ -1843,10 +1847,10 @@ lru-cache@^6.0.0:
   dependencies:
     yallist "^4.0.0"
 
-luxon@^1.25.0:
-  version "1.28.0"
-  resolved "https://registry.yarnpkg.com/luxon/-/luxon-1.28.0.tgz#e7f96daad3938c06a62de0fb027115d251251fbf"
-  integrity sha512-TfTiyvZhwBYM/7QdAVDh+7dBTBA29v4ik0Ce9zda3Mnf8on1S5KJI8P2jKFZ8+5C0jhmr0KwJEO/Wdpm0VeWJQ==
+luxon@^1.28.1:
+  version "1.28.1"
+  resolved "https://registry.yarnpkg.com/luxon/-/luxon-1.28.1.tgz#528cdf3624a54506d710290a2341aa8e6e6c61b0"
+  integrity sha512-gYHAa180mKrNIUJCbwpmD0aTu9kV0dREDrwNnuyFAsO1Wt0EVYSZelPnJlbj9HplzXX/YWXHFTL45kvZ53M0pw==
 
 make-dir@^2.1.0:
   version "2.1.0"
@@ -1870,11 +1874,6 @@ minimatch@^3.0.4:
   dependencies:
     brace-expansion "^1.1.7"
 
-minimist@^1.2.5:
-  version "1.2.6"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.6.tgz#8637a5b759ea0d6e98702cfb3a9283323c93af44"
-  integrity sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q==
-
 mocha@9.2.2:
   version "9.2.2"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-9.2.2.tgz#d70db46bdb93ca57402c809333e5a84977a88fb9"
@@ -2063,9 +2062,9 @@ randombytes@^2.1.0:
     safe-buffer "^5.1.0"
 
 readable-stream@^2.1.0:
-  version "2.3.7"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.7.tgz#1eca1cf711aef814c04f62252a36a62f6cb23b57"
-  integrity sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==
+  version "2.3.8"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.8.tgz#91125e8042bba1b9887f49345f6277027ce8be9b"
+  integrity sha512-8p0AUk4XODgIewSi0l8Epjs+EVnWiK7NoDIEGU0HhE7+ZyY8D1IMY7odu5lRrFXGg71L15KG8QrPmum45RTtdA==
   dependencies:
     core-util-is "~1.0.0"
     inherits "~2.0.3"
@@ -2179,7 +2178,7 @@ sax@>=0.6.0:
 sax@~1.1.1:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.1.6.tgz#5d616be8a5e607d54e114afae55b7eaf2fcc3240"
-  integrity sha1-XWFr6KXmB9VOEUr65Vt+ry/MMkA=
+  integrity sha512-8zci48uUQyfqynGDSkUMD7FCJB96hwLnlZOXlgs1l3TX+LW27t3psSWKUxC0fxVgA86i8tL4NwGcY1h/6t3ESg==
 
 semver@7.0.0:
   version "7.0.0"
@@ -2235,12 +2234,12 @@ source-map@^0.5.0:
 stream-transform@^0.1.1:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/stream-transform/-/stream-transform-0.1.2.tgz#7d8e6b4e03ac4781778f8c79517501bfb0762a9f"
-  integrity sha1-fY5rTgOsR4F3j4x5UXUBv7B2Kp8=
+  integrity sha512-3HXId/0W8sktQnQM6rOZf2LuDDMbakMgAjpViLk758/h0br+iGqZFFfUxxJSqEvGvT742PyFr4v/TBXUtowdCg==
 
 stream@0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/stream/-/stream-0.0.2.tgz#7f5363f057f6592c5595f00bc80a27f5cec1f0ef"
-  integrity sha1-f1Nj8Ff2WSxVlfALyAon9c7B8O8=
+  integrity sha512-gCq3NDI2P35B2n6t76YJuOp7d6cN/C7Rt0577l91wllh0sY9ZBuw9KaSGqH/b0hzn3CWWJbpbW0W0WvQ1H/Q7g==
   dependencies:
     emitter-component "^1.1.1"
 
@@ -2373,7 +2372,7 @@ uri-js@^4.2.2:
 util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
-  integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
+  integrity sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==
 
 v8-compile-cache@^2.0.3:
   version "2.3.0"
@@ -2427,7 +2426,7 @@ xmlbuilder@~11.0.0:
 xmldoc@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/xmldoc/-/xmldoc-0.4.0.tgz#d257224be8393eaacbf837ef227fd8ec25b36888"
-  integrity sha1-0lciS+g5PqrL+DfvIn/Y7CWzaIg=
+  integrity sha512-rJ/+/UzYCSlFNuAzGuRyYgkH2G5agdX1UQn4+5siYw9pkNC3Hu/grYNDx/dqYLreeSjnY5oKg74CMBKxJHSg6Q==
   dependencies:
     sax "~1.1.1"