diff --git a/packages/core/src/lib/core/build-for-federation.ts b/packages/core/src/lib/core/build-for-federation.ts
index b1d0b165..4225089f 100644
--- a/packages/core/src/lib/core/build-for-federation.ts
+++ b/packages/core/src/lib/core/build-for-federation.ts
@@ -20,6 +20,7 @@ import { AbortedError } from '../utils/errors.js';
 import type { NormalizedFederationConfig } from '../domain/config/federation-config.contract.js';
 import type { NormalizedExternalConfig } from '../domain/config/external-config.contract.js';
 import type { BuildParams } from '../domain/core/build-params.contract.js';
+import { resolveProjectName } from '../utils/config-utils.js';
 
 export const defaultBuildParams: BuildParams = {
   skipMappingsAndExposed: false,
@@ -49,14 +50,7 @@ export async function buildForFederation(
 
   const exposedInfo = !artifactInfo ? describeExposed(config, fedOptions) : artifactInfo.exposes;
 
-  const normalizedCacheFolder = normalizePackageName(config.name);
-  if (normalizedCacheFolder.length < 1) {
-    logger.warn(
-      "Project name in 'federation.config.js' is empty, defaulting to 'shell' cache folder (could collide with other projects in the workspace)."
-    );
-  }
-  const cacheProjectFolder = normalizedCacheFolder.length < 1 ? 'shell' : normalizedCacheFolder;
-
+  const cacheProjectFolder = resolveProjectName(config);
   const pathToCache = getCachePath(fedOptions.workspaceRoot, cacheProjectFolder);
 
   if (!buildParams.skipShared && sharedCache.externals.length > 0) {
diff --git a/packages/core/src/lib/core/remove-unused-deps.ts b/packages/core/src/lib/core/remove-unused-deps.ts
index 866b9658..482c9ed4 100644
--- a/packages/core/src/lib/core/remove-unused-deps.ts
+++ b/packages/core/src/lib/core/remove-unused-deps.ts
@@ -7,6 +7,7 @@ import { getPackageInfo, type PackageInfo } from '../utils/package-info.js';
 import { getExternalImports as extractExternalImports } from '../utils/get-external-imports.js';
 import { type MappedPath } from '../domain/utils/mapped-path.contract.js';
 import { normalizePackageName } from '../utils/normalize.js';
+import { resolveProjectName } from '../utils/config-utils.js';
 
 export function removeUnusedDeps(
   config: NormalizedFederationConfig,
@@ -21,7 +22,8 @@ export function removeUnusedDeps(
   const usedPackageNames = usedDeps.usedPackageNames;
   const usedMappings = usedDeps.usedMappings;
 
-  const usedPackageNamesWithTransient = addTransientDeps(usedPackageNames, workspaceRoot);
+  const projectName = resolveProjectName(config);
+  const usedPackageNamesWithTransient = addTransientDeps(usedPackageNames, workspaceRoot, projectName);
   const filteredShared = filterShared(config, usedPackageNamesWithTransient);
 
   return {
@@ -73,7 +75,7 @@ function findUsedDeps(
   return { usedPackageNames, usedMappings };
 }
 
-function addTransientDeps(packages: Set<string>, workspaceRoot: string) {
+function addTransientDeps(packages: Set<string>, workspaceRoot: string, projectName: string) {
   const packagesAndPeers = new Set<string>([...packages]);
   const discovered = new Set<string>(packagesAndPeers);
   const stack = [...packagesAndPeers];
@@ -91,7 +93,7 @@ function addTransientDeps(packages: Set<string>, workspaceRoot: string) {
       continue;
     }
 
-    const peerDeps = getExternalImports(pInfo, workspaceRoot);
+    const peerDeps = getExternalImports(pInfo, workspaceRoot, projectName);
 
     for (const peerDep of peerDeps) {
       if (!discovered.has(peerDep)) {
@@ -104,12 +106,13 @@ function addTransientDeps(packages: Set<string>, workspaceRoot: string) {
   return packagesAndPeers;
 }
 
-function getExternalImports(pInfo: PackageInfo, workspaceRoot: string) {
+function getExternalImports(pInfo: PackageInfo, workspaceRoot: string, projectName: string) {
   const encodedPackageName = normalizePackageName(pInfo.packageName);
   const cacheFileName = `${encodedPackageName}-${pInfo.version}.deps.json`;
   const cachePath = path.join(
     workspaceRoot,
-    'node_modules/.cache/native-federation/_externals-metadata'
+    'node_modules/.cache/native-federation/_externals-metadata',
+    projectName
   );
   const cacheFilePath = path.join(cachePath, cacheFileName);
 
diff --git a/packages/core/src/lib/utils/config-utils.ts b/packages/core/src/lib/utils/config-utils.ts
new file mode 100644
index 00000000..91633aaf
--- /dev/null
+++ b/packages/core/src/lib/utils/config-utils.ts
@@ -0,0 +1,14 @@
+import { NormalizedFederationConfig } from '../domain/config/federation-config.contract.js';
+import { logger } from './logger.js';
+import { normalizePackageName } from './normalize.js';
+
+export function resolveProjectName(config: NormalizedFederationConfig): string {
+  const normalizedProjectName = normalizePackageName(config.name);
+  if (normalizedProjectName.length < 1) {
+    logger.warn(
+      "Project name in 'federation.config.js' is empty, defaulting to 'shell' cache folder (could collide with other projects in the workspace).",
+    );
+  }
+
+  return normalizedProjectName.length < 1 ? 'shell' : normalizedProjectName;
+}
\ No newline at end of file