diff --git a/aw-server/aw-ru-patch.js b/aw-server/aw-ru-patch.js
index 363ae10..2491d05 100755
--- a/aw-server/aw-ru-patch.js
+++ b/aw-server/aw-ru-patch.js
@@ -1,6 +1,6 @@
 (function () {
-  window.__awRuPatchVersion = "template-v11-category-builder-host-fix";
-  document.documentElement.setAttribute("data-aw-ru-patch", "template-v11-category-builder-host-fix");
+  window.__awRuPatchVersion = "template-v12-activity-heading-ru";
+  document.documentElement.setAttribute("data-aw-ru-patch", "template-v12-activity-heading-ru");
 
   const exact = new Map([
     ["ActivityWatch", "АктивВотч"],
@@ -1572,6 +1572,18 @@
     });
   }
 
+  function patchActivityHeading(root) {
+    const heading = root.querySelector("h3");
+    if (!heading) return;
+    const inlineParts = heading.querySelectorAll("span");
+    inlineParts.forEach(function (element) {
+      const text = (element.textContent || "").trim();
+      if (text === "for") {
+        element.textContent = "за ";
+      }
+    });
+  }
+
   function applyPatch() {
     enforceSafeActivityViewForPveHost();
     ensureSettingsHost();
@@ -1581,6 +1593,7 @@
     walk(document.body);
     translateAttributes(document.body);
     hideNoiseNavigation(document.body);
+    patchActivityHeading(document.body);
     patchCategoryBuilderHostLabel(document.body);
     injectPveAuditCenter(document.body);
     injectDlpNavigation(document.body);
diff --git a/install-kit-awindows-20260427-211240.tar.gz b/install-kit-awindows-20260427-211240.tar.gz
index 7020eaf..1e4c1c9 100644
Binary files a/install-kit-awindows-20260427-211240.tar.gz and b/install-kit-awindows-20260427-211240.tar.gz differ
diff --git a/install-kit-awindows-20260427-211240/MANIFEST.txt b/install-kit-awindows-20260427-211240/MANIFEST.txt
index 5cf8d81..da85d93 100644
--- a/install-kit-awindows-20260427-211240/MANIFEST.txt
+++ b/install-kit-awindows-20260427-211240/MANIFEST.txt
@@ -15,7 +15,7 @@ d35bc97b6de18f0006cbbad4adf8a8a5db8ed912997d8fc47c7f11fa9247e907  install-kit-aw
 a50dbadbf619342c2178e255b68f69a36503756daf80eedd9170311c63964f2e  install-kit-awindows-20260427-211240/aw-server/activitywatch-server.service
 2dbf55d4a8f204ebdc97af926d90435932c0aad7a2431e2b9987e47c5abf71a9  install-kit-awindows-20260427-211240/aw-server/apply_webui_ru_patch.sh
 07d4e583f6e9757a11f01558e1f15cfd73c4d82695f1768204f2f50621712168  install-kit-awindows-20260427-211240/aw-server/aw-host-groups.json
-c149bb3a92ad712bad184eb034f6a683b18117e84300116633a3575f07697395  install-kit-awindows-20260427-211240/aw-server/aw-ru-patch.js
+09605da1754abb0dc0446825580b57ebad6e646dc670f9f072fce1489e88dd43  install-kit-awindows-20260427-211240/aw-server/aw-ru-patch.js
 7c5952f8f0a8590e849ea8381bfcd7059b138250bca8551bd5625f395eb66cd8  install-kit-awindows-20260427-211240/aw-server/aw-server.env.example
 98c0bed353bbda0fa7a69df23f3b008cb0e8e70cdff6cc63330d4caf79fd3280  install-kit-awindows-20260427-211240/aw-server/aw-sw-cleanup.js
 dce731fdfdcfd773c154d12dbd6b9e621a0bff17ced5a05a65f0fdcb1adcb70f  install-kit-awindows-20260427-211240/aw-server/install_aw_server.sh
diff --git a/install-kit-awindows-20260427-211240/aw-server/aw-ru-patch.js b/install-kit-awindows-20260427-211240/aw-server/aw-ru-patch.js
index 363ae10..2491d05 100755
--- a/install-kit-awindows-20260427-211240/aw-server/aw-ru-patch.js
+++ b/install-kit-awindows-20260427-211240/aw-server/aw-ru-patch.js
@@ -1,6 +1,6 @@
 (function () {
-  window.__awRuPatchVersion = "template-v11-category-builder-host-fix";
-  document.documentElement.setAttribute("data-aw-ru-patch", "template-v11-category-builder-host-fix");
+  window.__awRuPatchVersion = "template-v12-activity-heading-ru";
+  document.documentElement.setAttribute("data-aw-ru-patch", "template-v12-activity-heading-ru");
 
   const exact = new Map([
     ["ActivityWatch", "АктивВотч"],
@@ -1572,6 +1572,18 @@
     });
   }
 
+  function patchActivityHeading(root) {
+    const heading = root.querySelector("h3");
+    if (!heading) return;
+    const inlineParts = heading.querySelectorAll("span");
+    inlineParts.forEach(function (element) {
+      const text = (element.textContent || "").trim();
+      if (text === "for") {
+        element.textContent = "за ";
+      }
+    });
+  }
+
   function applyPatch() {
     enforceSafeActivityViewForPveHost();
     ensureSettingsHost();
@@ -1581,6 +1593,7 @@
     walk(document.body);
     translateAttributes(document.body);
     hideNoiseNavigation(document.body);
+    patchActivityHeading(document.body);
     patchCategoryBuilderHostLabel(document.body);
     injectPveAuditCenter(document.body);
     injectDlpNavigation(document.body);