diff --git a/backend/migrations/000048_add_captain_auto_reply_rules.down.sql b/backend/migrations/000050_add_captain_auto_reply_rules.down.sql
similarity index 65%
rename from backend/migrations/000048_add_captain_auto_reply_rules.down.sql
rename to backend/migrations/000050_add_captain_auto_reply_rules.down.sql
index 25e1e231..853a67d4 100644
--- a/backend/migrations/000048_add_captain_auto_reply_rules.down.sql
+++ b/backend/migrations/000050_add_captain_auto_reply_rules.down.sql
@@ -1,4 +1,4 @@
--- 000048_add_captain_auto_reply_rules.down.sql
+-- 000050_add_captain_auto_reply_rules.down.sql
 -- Drop Captain AI auto-reply rules table
 
 DROP TABLE IF EXISTS captain_auto_reply_rules;
diff --git a/backend/migrations/000048_add_captain_auto_reply_rules.up.sql b/backend/migrations/000050_add_captain_auto_reply_rules.up.sql
similarity index 97%
rename from backend/migrations/000048_add_captain_auto_reply_rules.up.sql
rename to backend/migrations/000050_add_captain_auto_reply_rules.up.sql
index b1e8efad..d962f2e8 100644
--- a/backend/migrations/000048_add_captain_auto_reply_rules.up.sql
+++ b/backend/migrations/000050_add_captain_auto_reply_rules.up.sql
@@ -1,4 +1,4 @@
--- 000048_add_captain_auto_reply_rules.up.sql
+-- 000050_add_captain_auto_reply_rules.up.sql
 -- Captain AI — Auto-Reply Rules table
 -- Reference: M12 PRD §Captain AI — Auto-Reply Rules
 -- Stores rules for automated replies when incoming messages match conditions.
diff --git a/backend/migrations/000049_add_article_embedding_vector.down.sql b/backend/migrations/000051_add_article_embedding_vector.down.sql
similarity index 78%
rename from backend/migrations/000049_add_article_embedding_vector.down.sql
rename to backend/migrations/000051_add_article_embedding_vector.down.sql
index f0d99888..8876cb88 100644
--- a/backend/migrations/000049_add_article_embedding_vector.down.sql
+++ b/backend/migrations/000051_add_article_embedding_vector.down.sql
@@ -1,4 +1,4 @@
--- 000049_add_article_embedding_vector.down.sql
+-- 000051_add_article_embedding_vector.down.sql
 -- Remove the pgvector column from article_embeddings
 
 DROP INDEX IF EXISTS idx_article_embeddings_vector;
diff --git a/backend/migrations/000049_add_article_embedding_vector.up.sql b/backend/migrations/000051_add_article_embedding_vector.up.sql
similarity index 95%
rename from backend/migrations/000049_add_article_embedding_vector.up.sql
rename to backend/migrations/000051_add_article_embedding_vector.up.sql
index 914e0400..8f873b90 100644
--- a/backend/migrations/000049_add_article_embedding_vector.up.sql
+++ b/backend/migrations/000051_add_article_embedding_vector.up.sql
@@ -1,4 +1,4 @@
--- 000049_add_article_embedding_vector.up.sql
+-- 000051_add_article_embedding_vector.up.sql
 -- Add pgvector vector column to article_embeddings for semantic search.
 -- The original embedding JSONB column is kept for backward compatibility;
 -- the new vector_column stores the same data as a native pgvector type