diff --git a/packages/learning/src/few-shot-curator/index.ts b/packages/learning/src/few-shot-curator/index.ts
index e873e85..6a7f9a4 100644
--- a/packages/learning/src/few-shot-curator/index.ts
+++ b/packages/learning/src/few-shot-curator/index.ts
@@ -9,16 +9,19 @@
  */
 
 import { readFileSync, writeFileSync, readdirSync } from 'fs';
-import { join } from 'path';
+import { fileURLToPath } from 'url';
+import { join, resolve } from 'path';
 import yaml from 'js-yaml';
 import { query, withTransaction } from '../db/client.js';
 import { logger } from '../observability/logger.js';
 
 // ─── Constants ──────────────────────────────────────────────────────────────
 
+const _dir = fileURLToPath(new URL('.', import.meta.url));
+const _defaultTemplatesDir = resolve(join(_dir, '..', '..', '..', 'gateway', 'prompts', 'templates'));
+
 const TEMPLATES_DIR =
-  process.env['TEMPLATES_DIR'] ??
-  '/Users/renefichtmueller/Desktop/Claude Code/llm-gateway/packages/gateway/prompts/templates';
+  process.env['TEMPLATES_DIR'] ?? _defaultTemplatesDir;
 
 const MIN_CONFIDENCE = 9.0;
 const SIMILARITY_THRESHOLD = 0.7;
diff --git a/packages/learning/src/prompt-optimizer/index.ts b/packages/learning/src/prompt-optimizer/index.ts
index 0d9558d..71f0fbe 100644
--- a/packages/learning/src/prompt-optimizer/index.ts
+++ b/packages/learning/src/prompt-optimizer/index.ts
@@ -13,7 +13,8 @@
  */
 
 import { readFileSync, writeFileSync } from 'fs';
-import { join } from 'path';
+import { fileURLToPath } from 'url';
+import { join, resolve } from 'path';
 import yaml from 'js-yaml';
 import { query, withTransaction } from '../db/client.js';
 import { callGateway } from '../gateway-client.js';
@@ -22,9 +23,11 @@ import { bumpMinorVersion } from '../few-shot-curator/index.js';
 
 // ─── Constants ──────────────────────────────────────────────────────────────
 
+const _dir = fileURLToPath(new URL('.', import.meta.url));
+const _defaultTemplatesDir = resolve(join(_dir, '..', '..', '..', 'gateway', 'prompts', 'templates'));
+
 const TEMPLATES_DIR =
-  process.env['TEMPLATES_DIR'] ??
-  '/Users/renefichtmueller/Desktop/Claude Code/llm-gateway/packages/gateway/prompts/templates';
+  process.env['TEMPLATES_DIR'] ?? _defaultTemplatesDir;
 
 // Task types that MUST have human review before prompt updates go live
 const SENSITIVE_TASK_TYPES = new Set([
diff --git a/packages/learning/src/routing-optimizer/index.ts b/packages/learning/src/routing-optimizer/index.ts
index 8463a56..8d6b02b 100644
--- a/packages/learning/src/routing-optimizer/index.ts
+++ b/packages/learning/src/routing-optimizer/index.ts
@@ -10,6 +10,8 @@
  */
 
 import { readFileSync, writeFileSync } from 'fs';
+import { fileURLToPath } from 'url';
+import { join, resolve } from 'path';
 import yaml from 'js-yaml';
 import { query, withTransaction } from '../db/client.js';
 import { postInternal } from '../gateway-client.js';
@@ -17,9 +19,12 @@ import { logger } from '../observability/logger.js';
 
 // ─── Constants ──────────────────────────────────────────────────────────────
 
+// Resolve path relative to this file: packages/learning/src/routing-optimizer/ → packages/gateway/src/config/
+const _dir = fileURLToPath(new URL('.', import.meta.url));
+const _defaultRoutingRulesPath = resolve(join(_dir, '..', '..', '..', 'gateway', 'src', 'config', 'routing-rules.yaml'));
+
 const ROUTING_RULES_PATH =
-  process.env['ROUTING_RULES_PATH'] ??
-  '/Users/renefichtmueller/Desktop/Claude Code/llm-gateway/packages/gateway/src/config/routing-rules.yaml';
+  process.env['ROUTING_RULES_PATH'] ?? _defaultRoutingRulesPath;
 
 const MIN_CONFIDENCE_DELTA = 1.0;
 const MIN_LATENCY_IMPROVEMENT_PCT = 30;