diff --git a/internal/models/app.go b/internal/models/app.go
index 014918a..345d040 100644
--- a/internal/models/app.go
+++ b/internal/models/app.go
@@ -54,8 +54,7 @@ type IssueService interface {
 	GetIssueComments(ctx context.Context, issueID string) ([]*Comment, error)
 	GetCommentCounts(ctx context.Context, issueIDs []string) (map[string]int, error)
 
-	// Dependency management (thin wrappers over beads dependency API)
-	AddDependency(ctx context.Context, issueID, dependsOnID string, depType DependencyType, actor string) error
+	AddDependency(ctx context.Context, dep *Dependency, actor string) error
 	RemoveDependency(ctx context.Context, issueID, dependsOnID string, actor string) error
 	GetDependencies(ctx context.Context, issueID string) ([]*Issue, error)
 	GetDependents(ctx context.Context, issueID string) ([]*Issue, error)
diff --git a/internal/storage/beads.go b/internal/storage/beads.go
index 99b9a34..734e3a1 100644
--- a/internal/storage/beads.go
+++ b/internal/storage/beads.go
@@ -53,64 +53,3 @@ func (s *BeadsService) DeleteIssues() error {
 	return nil
 }
 
-
-/////////////////////////////////////////////////////////////////////////////////////
-// Dependency Management API wrappers over the underlying beads storage API
-/////////////////////////////////////////////////////////////////////////////////////
-// AddDependency creates a dependency edge between two issues.
-// It is a thin wrapper over the underlying beads storage AddDependency API.
-func (s *BeadsService) AddDependency(ctx context.Context, issueID, dependsOnID string, depType models.DependencyType, actor string) error {
-	dep := &beads.Dependency{
-		IssueID:     issueID,
-		DependsOnID: dependsOnID,
-		Type:        beads.DependencyType(depType),
-	}
-	return s.Storage.AddDependency(ctx, dep, actor)
-}
-
-// RemoveDependency removes a dependency edge between two issues.
-func (s *BeadsService) RemoveDependency(ctx context.Context, issueID, dependsOnID string, actor string) error {
-	return s.Storage.RemoveDependency(ctx, issueID, dependsOnID, actor)
-}
-
-// GetDependencies returns issues that the given issue depends on.
-func (s *BeadsService) GetDependencies(ctx context.Context, issueID string) ([]*models.Issue, error) {
-	issues, err := s.Storage.GetDependencies(ctx, issueID)
-	if err != nil {
-		return nil, err
-	}
-	if len(issues) == 0 {
-		return []*models.Issue{}, nil
-	}
-	// types.Issue is layout-compatible with models.Issue (alias to beads.Issue),
-	// so we can return the slice directly as []*models.Issue.
-	result := make([]*models.Issue, 0, len(issues))
-	for _, iss := range issues {
-		if iss == nil {
-			continue
-		}
-		casted := models.Issue(*iss)
-		result = append(result, &casted)
-	}
-	return result, nil
-}
-
-// GetDependents returns issues that depend on the given issue.
-func (s *BeadsService) GetDependents(ctx context.Context, issueID string) ([]*models.Issue, error) {
-	issues, err := s.Storage.GetDependents(ctx, issueID)
-	if err != nil {
-		return nil, err
-	}
-	if len(issues) == 0 {
-		return []*models.Issue{}, nil
-	}
-	result := make([]*models.Issue, 0, len(issues))
-	for _, iss := range issues {
-		if iss == nil {
-			continue
-		}
-		casted := models.Issue(*iss)
-		result = append(result, &casted)
-	}
-	return result, nil
-}
diff --git a/pkg/web/handler/issues.go b/pkg/web/handler/issues.go
index 84b3199..1ee923a 100644
--- a/pkg/web/handler/issues.go
+++ b/pkg/web/handler/issues.go
@@ -298,8 +298,13 @@ func AddDependencyHandler(w http.ResponseWriter, r *http.Request) {
 	}
 
 	depType := models.DepBlocks
+	dep := &models.Dependency{
+		IssueID:     issue.ID,
+		DependsOnID: dependsOnID,
+		Type:        depType,
+	}
 
-	if err := app.Issues.AddDependency(r.Context(), issue.ID, dependsOnID, depType, "web"); err != nil {
+	if err := app.Issues.AddDependency(r.Context(), dep, "web"); err != nil {
 		http.Error(w, "Failed to add dependency: "+err.Error(), http.StatusInternalServerError)
 		return
 	}