diff --git a/package-lock.json b/package-lock.json
index c5b5267..c853b89 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,9 +21,9 @@
       }
     },
     "node_modules/@bsv/sdk": {
-      "version": "1.7.4",
-      "resolved": "https://registry.npmjs.org/@bsv/sdk/-/sdk-1.7.4.tgz",
-      "integrity": "sha512-iPCDanI5OAug77yfwlhE1/jzrRQpqxj03isEy/CSFsf7pRtrJ/qIogNBXHYrkPcH4YOaagWG8+EdK+RO/sEjXA==",
+      "version": "1.9.9",
+      "resolved": "https://registry.npmjs.org/@bsv/sdk/-/sdk-1.9.9.tgz",
+      "integrity": "sha512-bN90ULdrVJXokoWyF1Yw/sqtAns+T7CFAEA/J40RHKlHIkGN6Rb/ruWXGAL+rb1iJ/YzhnNs+y53dRdMCCkcxA==",
       "license": "SEE LICENSE IN LICENSE.txt"
     },
     "node_modules/@types/prop-types": {