diff --git a/scripts/update-core-deps.js b/scripts/update-core-deps.js
new file mode 100644
index 0000000000..6291b2a0e2
--- /dev/null
+++ b/scripts/update-core-deps.js
@@ -0,0 +1,130 @@
+/*!
+ * Copyright The OpenTelemetry Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const path = require('path');
+const fs = require('fs');
+const child_process = require('child_process')
+
+/**
+ * Update all dependencies from the core repo to the @next tag versions
+ */
+
+// Use process.env.CORE_REPOSITORY to point to core repository directory
+// Defaults to ../opentelemetry-js
+let coreDir = path.join(process.cwd(), '..', 'opentelemetry-js');
+if (process.env.CORE_REPOSITORY) {
+    coreDir = path.resolve(process.env.CORE_REPOSITORY);
+}
+
+if (!fs.existsSync(path.join(coreDir, "lerna.json"))) {
+    console.error(`Missing lerna.json in ${coreDir}`);
+    console.error("Be sure you are setting $CORE_REPOSITORY to a valid lerna monorepo");
+    process.exit(1);
+}
+
+async function main() {
+    const corePackageList = await getCorePackages();
+    const contribPackageLocations = await getContribPackageLocations();
+
+    for (const packageLocation of contribPackageLocations) {
+        let changed = false;
+        const package = require(packageLocation);
+        console.log('Processing', package.name);
+
+        for (const type of ["dependencies", "devDependencies", "peerDependencies"]) {
+            changed = changed || updateDeps(package, type, corePackageList);
+        }
+
+        if (changed) {
+            console.log('Package changed. Writing new version.');
+            fs.writeFileSync(packageLocation, JSON.stringify(package, null, 2) + '\n');
+        } else {
+            console.log('No change detected');
+        }
+
+        console.log();
+    }
+}
+
+function updateDeps(package, type, corePackageList) {
+    if (!package[type]) {
+        return false;
+    }
+
+    console.log("\t", type)
+    let changed = false;
+    for (const corePackage of corePackageList) {
+        const oldCoreVersion = package[type][corePackage.name];
+        if (oldCoreVersion) {
+            const newVersion = `${getVersionLeader(oldCoreVersion)}${corePackage.nextVersion}`;
+            console.log('\t\t', corePackage.name);
+            console.log('\t\t\t', oldCoreVersion, '=>', newVersion)
+            package[type][corePackage.name] = newVersion;
+            changed = true;
+        }
+    }
+    return changed;
+}
+
+async function getContribPackageLocations() {
+    const gitContribPackageLocations = await exec('git ls-files');
+    return gitContribPackageLocations
+        .split(/\r?\n/)
+        .filter(f => f.match(/package\.json$/))
+        .map(f => path.resolve(f));
+}
+
+async function getCorePackages() {
+    const coreLernaList = await exec('lerna list --no-private --json', coreDir);
+    return Promise.all(
+        JSON.parse(coreLernaList)
+            .map(async p => {
+                const nextVersion = await exec(`npm view ${p.name}@next version`);
+                return {
+                    ...p,
+                    nextVersion: nextVersion.trim(),
+                };
+            })
+    );
+}
+
+function getVersionLeader(version) {
+    if (version.match(/^\d/)) {
+        return '';
+    }
+
+    return version[0];
+}
+
+async function exec(cmd, dir) {
+    return new Promise((resolve, reject) => {
+        child_process.exec(cmd, {
+            cwd: dir
+        }, function (err, stdout) {
+            if (err) {
+                reject(err);
+            } else {
+                resolve(stdout);
+            }
+        });
+    })
+}
+
+main()
+    .catch((err) => {
+        console.error(err);
+        process.exit(1);
+    });