diff --git a/src/main/java/com/finfellows/domain/bookmark/domain/CmaBookmark.java b/src/main/java/com/finfellows/domain/bookmark/domain/CmaBookmark.java
index e54632f..d2b84f5 100644
--- a/src/main/java/com/finfellows/domain/bookmark/domain/CmaBookmark.java
+++ b/src/main/java/com/finfellows/domain/bookmark/domain/CmaBookmark.java
@@ -8,6 +8,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.hibernate.annotations.Where;
 
 @Entity
@@ -29,6 +31,7 @@ public class CmaBookmark extends BaseEntity {
     // 금융 뭐하지 id
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "cma_id")
+    @OnDelete(action = OnDeleteAction.CASCADE)
     private CMA cma;
 
     @Builder
diff --git a/src/main/java/com/finfellows/domain/bookmark/domain/EduContentBookmark.java b/src/main/java/com/finfellows/domain/bookmark/domain/EduContentBookmark.java
index c207195..8881af3 100644
--- a/src/main/java/com/finfellows/domain/bookmark/domain/EduContentBookmark.java
+++ b/src/main/java/com/finfellows/domain/bookmark/domain/EduContentBookmark.java
@@ -8,6 +8,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.hibernate.annotations.Where;
 
 @Entity
@@ -28,6 +30,7 @@ public class EduContentBookmark extends BaseEntity {
     // 금융 배우자 id
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "edu_content_id")
+    @OnDelete(action = OnDeleteAction.CASCADE)
     private EduContent eduContent;
 
     @Builder
diff --git a/src/main/java/com/finfellows/domain/bookmark/domain/FinancialProductBookmark.java b/src/main/java/com/finfellows/domain/bookmark/domain/FinancialProductBookmark.java
index d8f631c..891a311 100644
--- a/src/main/java/com/finfellows/domain/bookmark/domain/FinancialProductBookmark.java
+++ b/src/main/java/com/finfellows/domain/bookmark/domain/FinancialProductBookmark.java
@@ -8,6 +8,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.hibernate.annotations.Where;
 
 @Entity
@@ -28,6 +30,7 @@ public class FinancialProductBookmark extends BaseEntity {
     // 금융 뭐하지 id
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "financial_product_id")
+    @OnDelete(action = OnDeleteAction.CASCADE)
     private FinancialProduct financialProduct;
 
     @Builder
diff --git a/src/main/java/com/finfellows/domain/bookmark/domain/NewsContentBookmark.java b/src/main/java/com/finfellows/domain/bookmark/domain/NewsContentBookmark.java
index a37b289..51ad5f1 100644
--- a/src/main/java/com/finfellows/domain/bookmark/domain/NewsContentBookmark.java
+++ b/src/main/java/com/finfellows/domain/bookmark/domain/NewsContentBookmark.java
@@ -8,6 +8,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.hibernate.annotations.Where;
 
 @Entity
@@ -27,6 +29,7 @@ public class NewsContentBookmark extends BaseEntity {
 
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "news_content_id")
+    @OnDelete(action = OnDeleteAction.CASCADE)
     private NewsContent newsContent;
 
     @Builder
diff --git a/src/main/java/com/finfellows/domain/bookmark/domain/PolicyInfoBookmark.java b/src/main/java/com/finfellows/domain/bookmark/domain/PolicyInfoBookmark.java
index 1ae615d..0bab32c 100644
--- a/src/main/java/com/finfellows/domain/bookmark/domain/PolicyInfoBookmark.java
+++ b/src/main/java/com/finfellows/domain/bookmark/domain/PolicyInfoBookmark.java
@@ -8,6 +8,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.hibernate.annotations.Where;
 
 @Entity
@@ -28,6 +30,7 @@ public class PolicyInfoBookmark extends BaseEntity {
     // 금융 고마워 id
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "policy_info_id")
+    @OnDelete(action = OnDeleteAction.CASCADE)
     private PolicyInfo policyInfo;
 
     @Builder
diff --git a/src/main/java/com/finfellows/domain/bookmark/domain/PostBookmark.java b/src/main/java/com/finfellows/domain/bookmark/domain/PostBookmark.java
index b30dc1e..c5d7dd4 100644
--- a/src/main/java/com/finfellows/domain/bookmark/domain/PostBookmark.java
+++ b/src/main/java/com/finfellows/domain/bookmark/domain/PostBookmark.java
@@ -9,6 +9,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.hibernate.annotations.Where;
 
 @Entity
@@ -28,6 +30,7 @@ public class PostBookmark extends BaseEntity {
 
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "post_id")
+    @OnDelete(action = OnDeleteAction.CASCADE)
     private Post post;
 
     @Enumerated(EnumType.STRING)