diff --git a/.changeset/tiny-days-cheat.md b/.changeset/tiny-days-cheat.md
new file mode 100644
index 0000000000..0ff74f6fcb
--- /dev/null
+++ b/.changeset/tiny-days-cheat.md
@@ -0,0 +1,5 @@
+---
+'@chainlink/galaxis-adapter': patch
+---
+
+Bump ethercards/ec-util
diff --git a/.pnp.cjs b/.pnp.cjs
index 0fc39978f6..190b6a703a 100755
--- a/.pnp.cjs
+++ b/.pnp.cjs
@@ -7190,7 +7190,7 @@ const RAW_RUNTIME_STATE =
           ["@chainlink/galaxis-adapter", "workspace:packages/sources/galaxis"],\
           ["@chainlink/ea-bootstrap", "workspace:packages/core/bootstrap"],\
           ["@chainlink/ea-test-helpers", "workspace:packages/core/test-helpers"],\
-          ["@ethercards/ec-util", "npm:1.0.4"],\
+          ["@ethercards/ec-util", "npm:1.0.8"],\
           ["@types/jest", "npm:27.5.2"],\
           ["@types/node", "npm:16.18.119"],\
           ["@types/supertest", "npm:2.0.16"],\
@@ -9804,13 +9804,14 @@ const RAW_RUNTIME_STATE =
       }]\
     ]],\
     ["@ethercards/ec-util", [\
-      ["npm:1.0.4", {\
-        "packageLocation": "./.yarn/cache/@ethercards-ec-util-npm-1.0.4-e6fbb944c3-a3a0a8bebb.zip/node_modules/@ethercards/ec-util/",\
+      ["npm:1.0.8", {\
+        "packageLocation": "./.yarn/cache/@ethercards-ec-util-npm-1.0.8-9982887bc1-20c33c15c2.zip/node_modules/@ethercards/ec-util/",\
         "packageDependencies": [\
-          ["@ethercards/ec-util", "npm:1.0.4"],\
+          ["@ethercards/ec-util", "npm:1.0.8"],\
           ["@ethersproject/bignumber", "npm:5.7.0"],\
           ["@ethersproject/bytes", "npm:5.7.0"],\
           ["bitwise", "npm:2.2.1"],\
+          ["bn.js", "npm:5.2.1"],\
           ["braces", "npm:3.0.3"],\
           ["diff", "npm:5.2.0"],\
           ["glob-parent", "npm:6.0.2"],\
diff --git a/.yarn/cache/@ethercards-ec-util-npm-1.0.4-e6fbb944c3-a3a0a8bebb.zip b/.yarn/cache/@ethercards-ec-util-npm-1.0.4-e6fbb944c3-a3a0a8bebb.zip
deleted file mode 100644
index b4576137b2..0000000000
Binary files a/.yarn/cache/@ethercards-ec-util-npm-1.0.4-e6fbb944c3-a3a0a8bebb.zip and /dev/null differ
diff --git a/.yarn/cache/@ethercards-ec-util-npm-1.0.8-9982887bc1-20c33c15c2.zip b/.yarn/cache/@ethercards-ec-util-npm-1.0.8-9982887bc1-20c33c15c2.zip
new file mode 100644
index 0000000000..195fe1b2c2
Binary files /dev/null and b/.yarn/cache/@ethercards-ec-util-npm-1.0.8-9982887bc1-20c33c15c2.zip differ
diff --git a/.yarnrc.yml b/.yarnrc.yml
index 4b19936056..a1b38bc92d 100644
--- a/.yarnrc.yml
+++ b/.yarnrc.yml
@@ -64,6 +64,9 @@ packageExtensions:
   web3-eth@*:
     dependencies:
       bs58: '*'
+  '@ethercards/ec-util@*':
+    dependencies:
+      bn.js: '*'
 
 pnpEnableEsmLoader: false
 
diff --git a/packages/sources/galaxis/package.json b/packages/sources/galaxis/package.json
index 29e0a52bbc..1cca1c9d74 100644
--- a/packages/sources/galaxis/package.json
+++ b/packages/sources/galaxis/package.json
@@ -30,7 +30,7 @@
   "dependencies": {
     "@chainlink/ea-bootstrap": "workspace:*",
     "@chainlink/ea-test-helpers": "workspace:*",
-    "@ethercards/ec-util": "1.0.4",
+    "@ethercards/ec-util": "1.0.8",
     "ethers": "^5.5.1",
     "moment": "^2.29.4",
     "tslib": "^2.3.1"
diff --git a/yarn.lock b/yarn.lock
index 9c06d985ca..0e897b18ff 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4082,7 +4082,7 @@ __metadata:
   dependencies:
     "@chainlink/ea-bootstrap": "workspace:*"
     "@chainlink/ea-test-helpers": "workspace:*"
-    "@ethercards/ec-util": "npm:1.0.4"
+    "@ethercards/ec-util": "npm:1.0.8"
     "@types/jest": "npm:27.5.2"
     "@types/node": "npm:16.18.119"
     "@types/supertest": "npm:2.0.16"
@@ -6388,9 +6388,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@ethercards/ec-util@npm:1.0.4":
-  version: 1.0.4
-  resolution: "@ethercards/ec-util@npm:1.0.4"
+"@ethercards/ec-util@npm:1.0.8":
+  version: 1.0.8
+  resolution: "@ethercards/ec-util@npm:1.0.8"
   dependencies:
     "@ethersproject/bignumber": "npm:^5.4.0"
     "@ethersproject/bytes": "npm:^5.4.0"
@@ -6401,7 +6401,7 @@ __metadata:
     is-svg: "npm:>=4.2.2"
     js-yaml: "npm:>=3.13.1"
     lodash.template: "npm:>=4.5.0"
-  checksum: 10/a3a0a8bebb2e50616d59fc28308fcbfd870bb3aa2308ec129c04c74f1a65d005afb44a8b2fd791b095eb18a6dbfb66e79862c8e2a62062eb5f2d384998448ee4
+  checksum: 10/20c33c15c294ddd287a6dc7d426a58a0eaa7b4ee236a5c9c20d788d3c932fb669fcbe160dbb27b3440902443b9b220bc2abd54b13f02a9b6837c17befcc94309
   languageName: node
   linkType: hard