diff --git a/package-lock.json b/package-lock.json
index 92d6f58..e46c849 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "MIT",
       "dependencies": {
         "@sillsdev/scripture": "^2.0.3",
-        "fast-xml-parser": "^4.5.3",
+        "fast-xml-parser": "^5.3.4",
         "mnemonist": "^0.39.8"
       },
       "devDependencies": {
@@ -2971,9 +2971,9 @@
       "license": "MIT"
     },
     "node_modules/fast-xml-parser": {
-      "version": "4.5.3",
-      "resolved": "https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-4.5.3.tgz",
-      "integrity": "sha512-RKihhV+SHsIUGXObeVy9AXiBbFwkVk7Syp8XgwN5U3JV416+Gwp/GO9i0JYKmikykgz/UHRrrV4ROuZEo/T0ig==",
+      "version": "5.3.4",
+      "resolved": "https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-5.3.4.tgz",
+      "integrity": "sha512-EFd6afGmXlCx8H8WTZHhAoDaWaGyuIBoZJ2mknrNxug+aZKjkp0a0dlars9Izl+jF+7Gu1/5f/2h68cQpe0IiA==",
       "funding": [
         {
           "type": "github",
@@ -2982,7 +2982,7 @@
       ],
       "license": "MIT",
       "dependencies": {
-        "strnum": "^1.1.1"
+        "strnum": "^2.1.0"
       },
       "bin": {
         "fxparser": "src/cli/cli.js"
@@ -4079,9 +4079,9 @@
       }
     },
     "node_modules/strnum": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/strnum/-/strnum-1.1.2.tgz",
-      "integrity": "sha512-vrN+B7DBIoTTZjnPNewwhx6cBA/H+IS7rfW68n7XxC1y7uoiGQBxaKzqucGUgavX15dJgiGztLJ8vxuEzwqBdA==",
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/strnum/-/strnum-2.1.2.tgz",
+      "integrity": "sha512-l63NF9y/cLROq/yqKXSLtcMeeyOfnSQlfMSlzFt/K73oIaD8DGaQWd7Z34X9GPiKqP5rbSh84Hl4bOlLcjiSrQ==",
       "funding": [
         {
           "type": "github",
diff --git a/package.json b/package.json
index bdcc312..d8551b6 100644
--- a/package.json
+++ b/package.json
@@ -99,7 +99,7 @@
   },
   "dependencies": {
     "@sillsdev/scripture": "^2.0.3",
-    "fast-xml-parser": "^4.5.3",
+    "fast-xml-parser": "^5.3.4",
     "mnemonist": "^0.39.8"
   },
   "files": [