diff --git a/design/backend/sequence/inner/ai-맥락기반용어설명.puml b/design/backend/sequence/inner/ai-맥락기반용어설명.puml
index ba7e439..d68c403 100644
--- a/design/backend/sequence/inner/ai-맥락기반용어설명.puml
+++ b/design/backend/sequence/inner/ai-맥락기반용어설명.puml
@@ -89,7 +89,7 @@ par "과거 회의록 검색"
     VectorDB --> RAG: 관련 회의록 (top 3)
     deactivate VectorDB
 
-and "사내 문서 검색"
+else
     RAG -> VectorDB: 벡터 유사도 검색 (문서)
     activate VectorDB
     note right
@@ -103,7 +103,7 @@ and "사내 문서 검색"
     VectorDB --> RAG: 관련 사내 문서 (top 2)
     deactivate VectorDB
 
-and "업무 이력 검색"
+else
     RAG -> DocStore: 전체 텍스트 검색
     activate DocStore
     note right
diff --git a/design/backend/sequence/inner/ai-전문용어감지.puml b/design/backend/sequence/inner/ai-전문용어감지.puml
index 883427d..b1c58c1 100644
--- a/design/backend/sequence/inner/ai-전문용어감지.puml
+++ b/design/backend/sequence/inner/ai-전문용어감지.puml
@@ -39,7 +39,7 @@ par "조직별 용어 사전"
     Repo --> Service: orgTerms
     deactivate Repo
 
-and "산업별 표준 용어"
+else
     Service -> Repo: getIndustryTerms(industry)
     activate Repo
 
diff --git a/design/backend/sequence/inner/ai-회의록자동작성.puml b/design/backend/sequence/inner/ai-회의록자동작성.puml
index a7cdc88..d62bf2e 100644
--- a/design/backend/sequence/inner/ai-회의록자동작성.puml
+++ b/design/backend/sequence/inner/ai-회의록자동작성.puml
@@ -40,7 +40,7 @@ par "회의 정보 조회"
     deactivate DB
     Repo --> Service: 회의 맥락 정보
     deactivate Repo
-and "이전 내용 조회"
+else
     Service -> Repo: getPreviousTranscripts(meetingId)
     activate Repo
     Repo -> DB: SELECT previous_content