diff --git a/packages/sdk/package.json b/packages/sdk/package.json
index 2a2da4b..918c61c 100644
--- a/packages/sdk/package.json
+++ b/packages/sdk/package.json
@@ -19,7 +19,7 @@
     "test": "vitest run"
   },
   "dependencies": {
-    "bitcoinjs-lib": "^6.1.7"
+    "bitcoinjs-lib": "^7.0.1"
   },
   "devDependencies": {
     "@bitcoinerlab/secp256k1": "^1.2.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index de5b854..86a1308 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,8 +15,8 @@ importers:
   packages/sdk:
     dependencies:
       bitcoinjs-lib:
-        specifier: ^6.1.7
-        version: 6.1.7
+        specifier: ^7.0.1
+        version: 7.0.1(typescript@5.9.3)
     devDependencies:
       '@bitcoinerlab/secp256k1':
         specifier: ^1.2.0
@@ -396,31 +396,31 @@ packages:
   base-x@3.0.11:
     resolution: {integrity: sha512-xz7wQ8xDhdyP7tQxwdteLYeFfS68tSMNCZ/Y37WJ4bhGfKPpqEIlmIyueQHqOyoPhE6xNUqjzRr8ra0eF9VRvA==}
 
-  base-x@4.0.1:
-    resolution: {integrity: sha512-uAZ8x6r6S3aUM9rbHGVOIsR15U/ZSc82b3ymnCPsT45Gk1DDvhDPdIgB5MrhirZWt+5K0EEPQH985kNqZgNPFw==}
+  base-x@5.0.1:
+    resolution: {integrity: sha512-M7uio8Zt++eg3jPj+rHMfCC+IuygQHHCOU+IYsVtik6FWjuYpVt/+MRKcgsAMHh8mMFAwnB+Bs+mTrFiXjMzKg==}
 
   bech32@2.0.0:
     resolution: {integrity: sha512-LcknSilhIGatDAsY1ak2I8VtGaHNhgMSYVxFrGLXv+xLHytaKZKcaUJJUE7qmBr7h33o5YQwP55pMI0xmkpJwg==}
 
-  bip174@2.1.1:
-    resolution: {integrity: sha512-mdFV5+/v0XyNYXjBS6CQPLo9ekCx4gtKZFnJm5PMto7Fs9hTTDpkkzOB7/FtluRI6JbUUAu+snTYfJRgHLZbZQ==}
-    engines: {node: '>=8.0.0'}
+  bip174@3.0.0:
+    resolution: {integrity: sha512-N3vz3rqikLEu0d6yQL8GTrSkpYb35NQKWMR7Hlza0lOj6ZOlvQ3Xr7N9Y+JPebaCVoEUHdBeBSuLxcHr71r+Lw==}
+    engines: {node: '>=18.0.0'}
 
-  bitcoinjs-lib@6.1.7:
-    resolution: {integrity: sha512-tlf/r2DGMbF7ky1MgUqXHzypYHakkEnm0SZP23CJKIqNY/5uNAnMbFhMJdhjrL/7anfb/U8+AlpdjPWjPnAalg==}
-    engines: {node: '>=8.0.0'}
+  bitcoinjs-lib@7.0.1:
+    resolution: {integrity: sha512-vwEmpL5Tpj0I0RBdNkcDMXePoaYSTeKY6mL6/l5esbnTs+jGdPDuLp4NY1hSh6Zk5wSgePygZ4Wx5JJao30Pww==}
+    engines: {node: '>=18.0.0'}
 
   bs58@4.0.1:
     resolution: {integrity: sha512-Ok3Wdf5vOIlBrgCvTq96gBkJw+JUEzdBgyaza5HLtPm7yTHkjRy8+JzNyHF7BHa0bNWOQIp3m5YF0nnFcOIKLw==}
 
-  bs58@5.0.0:
-    resolution: {integrity: sha512-r+ihvQJvahgYT50JD05dyJNKlmmSlMoOGwn1lCcEzanPglg7TxYjioQUYehQ9mAR/+hOSd2jRc/Z2y5UxBymvQ==}
+  bs58@6.0.0:
+    resolution: {integrity: sha512-PD0wEnEYg6ijszw/u8s+iI3H17cTymlrwkKhDhPZq+Sokl3AU4htyBFTjAeNAlCCmg0f53g6ih3jATyCKftTfw==}
 
   bs58check@2.1.2:
     resolution: {integrity: sha512-0TS1jicxdU09dwJMNZtVAfzPi6Q6QeN0pM1Fkzrjn+XYHvzMKPU3pHVpva+769iNVSfIYWf7LJ6WR+BuuMf8cA==}
 
-  bs58check@3.0.1:
-    resolution: {integrity: sha512-hjuuJvoWEybo7Hn/0xOrczQKKEKD63WguEjlhLExYs2wUBcebDC1jDNK17eEAD2lYfw82d5ASC1d7K3SWszjaQ==}
+  bs58check@4.0.0:
+    resolution: {integrity: sha512-FsGDOnFg9aVI9erdriULkd/JjEWONV/lQE5aYziB5PoBsXRind56lh8doIZIc9X4HoxT5x4bLjMWN1/NB8Zp5g==}
 
   cac@6.7.14:
     resolution: {integrity: sha512-b6Ilus+c3RrdDk+JhLKUAQfzzgLEPy6wcXqS7f/xe1EETvsDP6GORG7SFuOs6cID5YkqchW/LXZbX5bc8j7ZcQ==}
@@ -713,14 +713,30 @@ packages:
     engines: {node: '>=14.17'}
     hasBin: true
 
+  uint8array-tools@0.0.8:
+    resolution: {integrity: sha512-xS6+s8e0Xbx++5/0L+yyexukU7pz//Yg6IHg3BKhXotg1JcYtgxVcUctQ0HxLByiJzpAkNFawz1Nz5Xadzo82g==}
+    engines: {node: '>=14.0.0'}
+
+  uint8array-tools@0.0.9:
+    resolution: {integrity: sha512-9vqDWmoSXOoi+K14zNaf6LBV51Q8MayF0/IiQs3GlygIKUYtog603e6virExkjjFosfJUBI4LhbQK1iq8IG11A==}
+    engines: {node: '>=14.0.0'}
+
   undici-types@6.21.0:
     resolution: {integrity: sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==}
 
   util-deprecate@1.0.2:
     resolution: {integrity: sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==}
 
-  varuint-bitcoin@1.1.2:
-    resolution: {integrity: sha512-4EVb+w4rx+YfVM32HQX42AbbT7/1f5zwAYhIujKXKk8NQK+JfRVl3pqT3hjNn/L+RstigmGGKVwHA/P0wgITZw==}
+  valibot@1.4.2:
+    resolution: {integrity: sha512-gjdCvJ6d3RyHAneqxMYMW9QMCwYMb3jpOO0IyHZV1bnRHFBHrX3VkIILt5XYR0WhwHiH7Mty8ovuPZ/O3gamrg==}
+    peerDependencies:
+      typescript: '>=5'
+    peerDependenciesMeta:
+      typescript:
+        optional: true
+
+  varuint-bitcoin@2.0.0:
+    resolution: {integrity: sha512-6QZbU/rHO2ZQYpWFDALCDSRsXbAs1VOEmXAxtbtjLtKuMJ/FQ8YbhfxlaiKv5nklci0M6lZtlZyxo9Q+qNnyog==}
 
   vite-node@3.2.4:
     resolution: {integrity: sha512-EbKSKh+bh1E1IFxeO0pg1n4dvoOTt0UDiXMd/qn++r98+jPO1xtJilvXldeuQ8giIB5IkpjCgMleHMNEsGH6pg==}
@@ -1039,28 +1055,34 @@ snapshots:
     dependencies:
       safe-buffer: 5.2.1
 
-  base-x@4.0.1: {}
+  base-x@5.0.1: {}
 
   bech32@2.0.0: {}
 
-  bip174@2.1.1: {}
+  bip174@3.0.0:
+    dependencies:
+      uint8array-tools: 0.0.9
+      varuint-bitcoin: 2.0.0
 
-  bitcoinjs-lib@6.1.7:
+  bitcoinjs-lib@7.0.1(typescript@5.9.3):
     dependencies:
       '@noble/hashes': 1.8.0
       bech32: 2.0.0
-      bip174: 2.1.1
-      bs58check: 3.0.1
-      typeforce: 1.18.0
-      varuint-bitcoin: 1.1.2
+      bip174: 3.0.0
+      bs58check: 4.0.0
+      uint8array-tools: 0.0.9
+      valibot: 1.4.2(typescript@5.9.3)
+      varuint-bitcoin: 2.0.0
+    transitivePeerDependencies:
+      - typescript
 
   bs58@4.0.1:
     dependencies:
       base-x: 3.0.11
 
-  bs58@5.0.0:
+  bs58@6.0.0:
     dependencies:
-      base-x: 4.0.1
+      base-x: 5.0.1
 
   bs58check@2.1.2:
     dependencies:
@@ -1068,10 +1090,10 @@ snapshots:
       create-hash: 1.2.0
       safe-buffer: 5.2.1
 
-  bs58check@3.0.1:
+  bs58check@4.0.0:
     dependencies:
       '@noble/hashes': 1.8.0
-      bs58: 5.0.0
+      bs58: 6.0.0
 
   cac@6.7.14: {}
 
@@ -1407,13 +1429,21 @@ snapshots:
 
   typescript@5.9.3: {}
 
+  uint8array-tools@0.0.8: {}
+
+  uint8array-tools@0.0.9: {}
+
   undici-types@6.21.0: {}
 
   util-deprecate@1.0.2: {}
 
-  varuint-bitcoin@1.1.2:
+  valibot@1.4.2(typescript@5.9.3):
+    optionalDependencies:
+      typescript: 5.9.3
+
+  varuint-bitcoin@2.0.0:
     dependencies:
-      safe-buffer: 5.2.1
+      uint8array-tools: 0.0.8
 
   vite-node@3.2.4(@types/node@22.20.1):
     dependencies: