diff --git a/.changeset/wild-games-swim.md b/.changeset/wild-games-swim.md
new file mode 100644
index 0000000..7e5c82f
--- /dev/null
+++ b/.changeset/wild-games-swim.md
@@ -0,0 +1,3 @@
+---
+'@rosen-bridge/watcher': patch
+---
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3194932..ab0b934 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 
 - Update koios default url to v1
 - Add fee constraints at observation validation
+- Use authentication for bitcoin rpc health-check
 - Updated dependencies:
   - @rosen-bridge/scanner
   - @rosen-bridge/address-extractor
diff --git a/package-lock.json b/package-lock.json
index 90178bf..e1263bf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,7 +22,7 @@
         "@rosen-bridge/observation-extractor": "^4.4.5",
         "@rosen-bridge/permit-check": "^0.1.1",
         "@rosen-bridge/scanner": "^4.0.1",
-        "@rosen-bridge/scanner-sync-check": "^0.2.0",
+        "@rosen-bridge/scanner-sync-check": "^0.3.0",
         "@rosen-bridge/watcher-data-extractor": "^6.0.1",
         "@rosen-bridge/wid-check": "^0.1.1",
         "@rosen-bridge/winston-logger": "0.2.1",
@@ -2334,9 +2334,9 @@
       }
     },
     "node_modules/@rosen-bridge/scanner-sync-check": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/@rosen-bridge/scanner-sync-check/-/scanner-sync-check-0.2.0.tgz",
-      "integrity": "sha512-sHrug14huk7q5Da1kYJPRyyWEehi9Rj1+lA2lhN12ZJWGAbUyvCbO8U4zfQFDEUbsC4UDus+vodOCTPmKM8BzA==",
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/@rosen-bridge/scanner-sync-check/-/scanner-sync-check-0.3.0.tgz",
+      "integrity": "sha512-263Aauf0e4VjFEOy9pzC3+HPFSGf8vYpUP5CV9FnZSVmPfr8Q4R7Xic+uifqUZv24vXdCP0EwsqmGlSo2hBVvw==",
       "dependencies": {
         "@apollo/client": "^3.9.11",
         "@blockfrost/blockfrost-js": "^5.5.0",
@@ -14572,9 +14572,9 @@
       }
     },
     "@rosen-bridge/scanner-sync-check": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/@rosen-bridge/scanner-sync-check/-/scanner-sync-check-0.2.0.tgz",
-      "integrity": "sha512-sHrug14huk7q5Da1kYJPRyyWEehi9Rj1+lA2lhN12ZJWGAbUyvCbO8U4zfQFDEUbsC4UDus+vodOCTPmKM8BzA==",
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/@rosen-bridge/scanner-sync-check/-/scanner-sync-check-0.3.0.tgz",
+      "integrity": "sha512-263Aauf0e4VjFEOy9pzC3+HPFSGf8vYpUP5CV9FnZSVmPfr8Q4R7Xic+uifqUZv24vXdCP0EwsqmGlSo2hBVvw==",
       "requires": {
         "@apollo/client": "^3.9.11",
         "@blockfrost/blockfrost-js": "^5.5.0",
diff --git a/package.json b/package.json
index 13602df..16f5ef5 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "@rosen-bridge/observation-extractor": "^4.4.5",
     "@rosen-bridge/permit-check": "^0.1.1",
     "@rosen-bridge/scanner": "^4.0.1",
-    "@rosen-bridge/scanner-sync-check": "^0.2.0",
+    "@rosen-bridge/scanner-sync-check": "^0.3.0",
     "@rosen-bridge/watcher-data-extractor": "^6.0.1",
     "@rosen-bridge/wid-check": "^0.1.1",
     "@rosen-bridge/winston-logger": "0.2.1",
diff --git a/src/utils/healthCheck.ts b/src/utils/healthCheck.ts
index fd70ad7..66fa288 100644
--- a/src/utils/healthCheck.ts
+++ b/src/utils/healthCheck.ts
@@ -197,7 +197,9 @@ class HealthCheckSingleton {
         scanner.observationScanner.name(),
         getConfig().healthCheck.bitcoinScannerWarnDiff,
         getConfig().healthCheck.bitcoinScannerCriticalDiff,
-        getConfig().bitcoin.rpc!.url
+        getConfig().bitcoin.rpc!.url,
+        getConfig().bitcoin.rpc!.username,
+        getConfig().bitcoin.rpc!.password
       );
     } else if (getConfig().bitcoin.type === ESPLORA_TYPE) {
       bitcoinScannerSyncCheck = new BitcoinEsploraScannerHealthCheck(