diff --git a/app/Http/Controllers/AppVersionController.php b/app/Http/Controllers/AppVersionController.php
index b264fa6c..58ae8096 100644
--- a/app/Http/Controllers/AppVersionController.php
+++ b/app/Http/Controllers/AppVersionController.php
@@ -47,6 +47,30 @@ public function store(Request $request): RedirectResponse
             ->with('success', '새 버전이 등록되었습니다.');
     }
 
+    /**
+     * 버전 수정
+     */
+    public function update(Request $request, int $id): RedirectResponse
+    {
+        $request->validate([
+            'version_code' => "required|integer|min:1|unique:app_versions,version_code,{$id}",
+            'version_name' => 'required|string|max:20',
+            'platform' => 'required|in:android,ios',
+            'release_notes' => 'nullable|string',
+            'force_update' => 'nullable|boolean',
+            'apk_file' => 'nullable|file|max:204800',
+        ]);
+
+        $this->appVersionService->update(
+            $id,
+            $request->only(['version_code', 'version_name', 'platform', 'release_notes', 'force_update']),
+            $request->file('apk_file')
+        );
+
+        return redirect()->route('app-versions.index')
+            ->with('success', '버전이 수정되었습니다.');
+    }
+
     /**
      * 활성 토글
      */
diff --git a/app/Services/AppVersionService.php b/app/Services/AppVersionService.php
index 2276acd1..3fb2febd 100644
--- a/app/Services/AppVersionService.php
+++ b/app/Services/AppVersionService.php
@@ -40,6 +40,30 @@ public function store(array $data, ?UploadedFile $apkFile = null): AppVersion
         return AppVersion::create($data);
     }
 
+    /**
+     * 버전 수정
+     */
+    public function update(int $id, array $data, ?UploadedFile $apkFile = null): AppVersion
+    {
+        $version = AppVersion::findOrFail($id);
+
+        if ($apkFile) {
+            // 기존 APK 삭제
+            if ($version->apk_path && Storage::disk('app_releases')->exists($version->apk_path)) {
+                Storage::disk('app_releases')->delete($version->apk_path);
+            }
+
+            $data['apk_original_name'] = $apkFile->getClientOriginalName();
+            $data['apk_size'] = $apkFile->getSize();
+            $data['apk_path'] = $apkFile->store('apk', 'app_releases');
+        }
+
+        $data['updated_by'] = auth()->id();
+        $version->update($data);
+
+        return $version;
+    }
+
     /**
      * 활성 토글
      */
diff --git a/resources/views/app-versions/index.blade.php b/resources/views/app-versions/index.blade.php
index e5526dcf..429f8ead 100644
--- a/resources/views/app-versions/index.blade.php
+++ b/resources/views/app-versions/index.blade.php
@@ -166,12 +166,23 @@ class="rounded border-gray-300 text-blue-600 shadow-sm focus:ring-blue-500">
                                         </form>
                                     </div>
                                 @elseif(!$isTrashed)
-                                    <form action="{{ route('app-versions.destroy', $version->id) }}" method="POST" class="inline"
-                                          onsubmit="return confirm('v{{ $version->version_name }}을 삭제하시겠습니까?')">
-                                        @csrf
-                                        @method('DELETE')
-                                        <button type="submit" class="text-red-600 hover:text-red-800 text-sm">삭제</button>
-                                    </form>
+                                    <div class="flex items-center justify-center gap-2">
+                                        <button type="button" onclick="openEditModal({{ json_encode([
+                                            'id' => $version->id,
+                                            'version_code' => $version->version_code,
+                                            'version_name' => $version->version_name,
+                                            'platform' => $version->platform,
+                                            'release_notes' => $version->release_notes,
+                                            'force_update' => $version->force_update,
+                                            'apk_original_name' => $version->apk_original_name,
+                                        ]) }})" class="text-blue-600 hover:text-blue-800 text-sm">수정</button>
+                                        <form action="{{ route('app-versions.destroy', $version->id) }}" method="POST" class="inline"
+                                              onsubmit="return confirm('v{{ $version->version_name }}을 삭제하시겠습니까?')">
+                                            @csrf
+                                            @method('DELETE')
+                                            <button type="submit" class="text-red-600 hover:text-red-800 text-sm">삭제</button>
+                                        </form>
+                                    </div>
                                 @endif
                             </td>
                         </tr>
@@ -192,4 +203,91 @@ class="rounded border-gray-300 text-blue-600 shadow-sm focus:ring-blue-500">
         @endif
     </div>
 </div>
+{{-- 수정 모달 --}}
+<div id="editModal" class="fixed inset-0 bg-gray-500 bg-opacity-75 flex items-center justify-center z-50 hidden">
+    <div class="bg-white rounded-lg shadow-xl w-full max-w-lg mx-4" onclick="event.stopPropagation()">
+        <div class="flex items-center justify-between px-6 py-4 border-b">
+            <h3 class="text-lg font-semibold text-gray-900">버전 수정</h3>
+            <button type="button" onclick="closeEditModal()" class="text-gray-400 hover:text-gray-600">&times;</button>
+        </div>
+        <form id="editForm" method="POST" enctype="multipart/form-data" class="px-6 py-4">
+            @csrf
+            @method('PUT')
+            <div class="space-y-4">
+                <div class="grid grid-cols-2 gap-4">
+                    <div>
+                        <label class="block text-sm font-medium text-gray-700 mb-1">버전 코드 (정수) *</label>
+                        <input type="number" name="version_code" id="edit_version_code" required min="1"
+                               class="w-full rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring-blue-500 text-sm">
+                    </div>
+                    <div>
+                        <label class="block text-sm font-medium text-gray-700 mb-1">버전명 *</label>
+                        <input type="text" name="version_name" id="edit_version_name" required maxlength="20"
+                               class="w-full rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring-blue-500 text-sm">
+                    </div>
+                </div>
+                <div>
+                    <label class="block text-sm font-medium text-gray-700 mb-1">플랫폼</label>
+                    <select name="platform" id="edit_platform" class="w-full rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring-blue-500 text-sm">
+                        <option value="android">Android</option>
+                        <option value="ios">iOS</option>
+                    </select>
+                </div>
+                <div>
+                    <label class="block text-sm font-medium text-gray-700 mb-1">변경사항</label>
+                    <textarea name="release_notes" id="edit_release_notes" rows="3"
+                              class="w-full rounded-md border-gray-300 shadow-sm focus:border-blue-500 focus:ring-blue-500 text-sm"></textarea>
+                </div>
+                <div>
+                    <label class="block text-sm font-medium text-gray-700 mb-1">APK 파일</label>
+                    <div id="edit_current_apk" class="text-xs text-gray-500 mb-1"></div>
+                    <input type="file" name="apk_file" accept=".apk"
+                           class="w-full text-sm text-gray-500 file:mr-4 file:py-2 file:px-4 file:rounded-md file:border-0 file:text-sm file:font-medium file:bg-blue-50 file:text-blue-700 hover:file:bg-blue-100">
+                    <p class="text-xs text-gray-400 mt-1">새 파일을 선택하면 기존 파일이 교체됩니다.</p>
+                </div>
+                <div>
+                    <label class="inline-flex items-center">
+                        <input type="hidden" name="force_update" value="0">
+                        <input type="checkbox" name="force_update" id="edit_force_update" value="1"
+                               class="rounded border-gray-300 text-blue-600 shadow-sm focus:ring-blue-500">
+                        <span class="ml-2 text-sm text-gray-700">강제 업데이트</span>
+                    </label>
+                </div>
+            </div>
+            <div class="flex justify-end gap-3 mt-6 pt-4 border-t">
+                <button type="button" onclick="closeEditModal()" class="px-4 py-2 text-sm font-medium text-gray-700 bg-white border border-gray-300 rounded-md hover:bg-gray-50">취소</button>
+                <button type="submit" class="px-4 py-2 text-sm font-medium text-white bg-blue-600 rounded-md hover:bg-blue-700">저장</button>
+            </div>
+        </form>
+    </div>
+</div>
+
+<script>
+function openEditModal(data) {
+    const form = document.getElementById('editForm');
+    form.action = '/app-versions/' + data.id;
+
+    document.getElementById('edit_version_code').value = data.version_code;
+    document.getElementById('edit_version_name').value = data.version_name;
+    document.getElementById('edit_platform').value = data.platform;
+    document.getElementById('edit_release_notes').value = data.release_notes || '';
+    document.getElementById('edit_force_update').checked = !!data.force_update;
+    document.getElementById('edit_current_apk').textContent = data.apk_original_name
+        ? '현재 파일: ' + data.apk_original_name
+        : '업로드된 파일 없음';
+
+    document.getElementById('editModal').classList.remove('hidden');
+}
+
+function closeEditModal() {
+    document.getElementById('editModal').classList.add('hidden');
+}
+
+document.getElementById('editModal').addEventListener('click', function(e) {
+    if (e.target === this) closeEditModal();
+});
+document.addEventListener('keydown', function(e) {
+    if (e.key === 'Escape') closeEditModal();
+});
+</script>
 @endsection
diff --git a/routes/web.php b/routes/web.php
index a1e9d114..011e9f9c 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -356,6 +356,7 @@
     Route::prefix('app-versions')->name('app-versions.')->group(function () {
         Route::get('/', [AppVersionController::class, 'index'])->name('index');
         Route::post('/', [AppVersionController::class, 'store'])->name('store');
+        Route::put('/{id}', [AppVersionController::class, 'update'])->name('update');
         Route::post('/{id}/toggle', [AppVersionController::class, 'toggleActive'])->name('toggle');
         Route::delete('/{id}', [AppVersionController::class, 'destroy'])->name('destroy');
         Route::post('/{id}/restore', [AppVersionController::class, 'restore'])->name('restore');