diff --git a/backend/scripts/create-bisaya-course-content.js b/backend/scripts/create-bisaya-course-content.js
index 5065f58..33f374f 100644
--- a/backend/scripts/create-bisaya-course-content.js
+++ b/backend/scripts/create-bisaya-course-content.js
@@ -6061,6 +6061,12 @@ function getExercisesForLesson(lesson) {
       return BISAYA_EXERCISES['Gefühlswortschatz & Reaktionen'];
     }
   }
+  if ([44, 45].includes(Number(lesson.lessonNumber))) {
+    return [
+      ...(BISAYA_EXERCISES['Zahlen 1–20'] || []),
+      ...(BISAYA_EXERCISES['Zahlen: Zehner'] || []).slice(1, 3)
+    ];
+  }
   const plannedTitle = BISAYA_LESSONS_24_43_BY_NUMBER[Number(lesson.lessonNumber)]?.title;
   if (plannedTitle && BISAYA_EXERCISES[plannedTitle]) {
     return BISAYA_EXERCISES[plannedTitle];
@@ -6130,6 +6136,7 @@ async function createBisayaCourseContent() {
 
     for (const lesson of lessons) {
       const plannedLesson = BISAYA_LESSONS_24_43_BY_NUMBER[Number(lesson.lessonNumber)];
+      const repairsReassignedNumbersLesson = [44, 45].includes(Number(lesson.lessonNumber));
       if (plannedLesson) {
         await lesson.update({
           title: plannedLesson.title,
@@ -6176,7 +6183,11 @@ async function createBisayaCourseContent() {
       if (
         existingCount > 0
         && !forceRebuildAll
-        && (replacePlaceholders || SAFE_EXERCISE_UPDATE_TITLES.has(lesson.title))
+        && (
+          replacePlaceholders
+          || repairsReassignedNumbersLesson
+          || SAFE_EXERCISE_UPDATE_TITLES.has(lesson.title)
+        )
       ) {
         const lessonDidactics = getLessonDidactics(lesson);
         const mergedGrammarFocus = mergeGrammarFocusForLesson(
diff --git a/backend/scripts/update-bisaya-didactics.js b/backend/scripts/update-bisaya-didactics.js
index 4d95b17..2b8e95b 100644
--- a/backend/scripts/update-bisaya-didactics.js
+++ b/backend/scripts/update-bisaya-didactics.js
@@ -18,6 +18,7 @@ import {
 } from './bisaya-course-plan-24-43.js';
 import { BISAYA_PHASE3_DIDACTICS } from './bisaya-course-phase3-extension.js';
 import { BISAYA_PHASE4_DIDACTICS } from './bisaya-course-phase4-extension.js';
+import { BISAYA_PHASE5_DIDACTICS } from './bisaya-course-phase5-extension.js';
 
 /** Alte Kurstitel → aktueller Schlüssel in LESSON_DIDACTICS (bestehende Datenbanken). */
 export const LEGACY_DIDACTICS_TITLE_MAP = {
@@ -499,7 +500,8 @@ export const LESSON_DIDACTICS = {
   ...BISAYA_RELATIONSHIP_ANCHOR_DIDACTICS,
   ...BISAYA_DIDACTICS_24_43,
   ...BISAYA_PHASE3_DIDACTICS,
-  ...BISAYA_PHASE4_DIDACTICS
+  ...BISAYA_PHASE4_DIDACTICS,
+  ...BISAYA_PHASE5_DIDACTICS
 };
 
 function resolveDidacticsForLesson(lesson) {