diff --git a/README.md b/README.md
index acb9b44..1094748 100644
--- a/README.md
+++ b/README.md
@@ -117,7 +117,7 @@ jobs:
         with:
           fetch-depth: 0
 
-      - uses: Conalh/TaskBound@v0.2.0
+      - uses: Conalh/TaskBound@v0.2.1
         with:
           fail-on: none
 ```
@@ -127,7 +127,7 @@ The action uploads nothing by default. It reads local git state from the checked
 You can still override the task explicitly:
 
 ```yaml
-      - uses: Conalh/TaskBound@v0.2.0
+      - uses: Conalh/TaskBound@v0.2.1
         with:
           task: Fix header CSS styling
           fail-on: none
@@ -138,7 +138,7 @@ API key to the job. If the key is absent or the model call fails, TaskBound fall
 back to heuristic scope inference and records `scopeSource: llm_fallback` in JSON.
 
 ```yaml
-      - uses: Conalh/TaskBound@v0.2.0
+      - uses: Conalh/TaskBound@v0.2.1
         env:
           OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
         with:
diff --git a/package-lock.json b/package-lock.json
index a60a3c3..91b1b77 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "taskbound",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "taskbound",
-      "version": "0.2.0",
+      "version": "0.2.1",
       "license": "MIT",
       "bin": {
         "taskbound": "dist/index.js"
diff --git a/package.json b/package.json
index 80ace7a..9a27261 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "taskbound",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "Post-session scope creep review for AI agent edits.",
   "type": "module",
   "bin": {
diff --git a/src/scope-infer.ts b/src/scope-infer.ts
index 56fbd5b..f523d98 100644
--- a/src/scope-infer.ts
+++ b/src/scope-infer.ts
@@ -154,7 +154,7 @@ function inferExtensions(task: string): string[] {
   const extensions = new Set<string>();
 
   for (const hint of EXTENSION_HINTS) {
-    if (hint.markers.some((marker) => normalized.includes(marker))) {
+    if (hint.markers.some((marker) => matchesMarker(normalized, marker))) {
       for (const extension of hint.extensions) {
         extensions.add(extension);
       }
@@ -227,7 +227,7 @@ function inferDirectories(task: string, explicitPaths: string[]): string[] {
   const directories = new Set<string>();
 
   for (const hint of DIRECTORY_HINTS) {
-    if (hint.markers.some((marker) => normalized.includes(marker))) {
+    if (hint.markers.some((marker) => matchesMarker(normalized, marker))) {
       for (const directory of hint.directories) {
         directories.add(directory);
       }
@@ -248,6 +248,14 @@ function inferDirectories(task: string, explicitPaths: string[]): string[] {
   return [...directories];
 }
 
+function matchesMarker(text: string, marker: string): boolean {
+  if (marker.length <= 3) {
+    return new RegExp(`(^|[^a-z0-9])${escapeRegExp(marker)}([^a-z0-9]|$)`, 'i').test(text);
+  }
+
+  return text.includes(marker);
+}
+
 function buildScopeSummary(
   explicitPaths: string[],
   extensions: string[],
@@ -278,3 +286,7 @@ function buildScopeSummary(
 
   return summary;
 }
+
+function escapeRegExp(value: string): string {
+  return value.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+}
diff --git a/test/scope-infer.test.mjs b/test/scope-infer.test.mjs
index bc2f4ef..65ade32 100644
--- a/test/scope-infer.test.mjs
+++ b/test/scope-infer.test.mjs
@@ -25,6 +25,18 @@ test('scope inference accepts explicit directory scope context', () => {
   assert.equal(isFileInScope('package.json', scope), false);
 });
 
+test('scope inference does not treat ci inside ordinary words as workflow scope', () => {
+  const scope = inferScope(
+    'Fix header CSS styling',
+    '## Summary\nFix header CSS spacing.\n\n## Scope\n- styles/header.css'
+  );
+
+  assert.equal(scope.extensions.includes('yml'), false);
+  assert.equal(scope.extensions.includes('yaml'), false);
+  assert.equal(scope.directories.includes('.github/workflows'), false);
+  assert.equal(isFileInScope('.github/workflows/demo-scope-creep.yml', scope), false);
+});
+
 test('file scope detector flags sensitive surfaces for CSS task', () => {
   const findings = detectFileScope({
     task: 'Fix header CSS styling',