diff --git a/core/aggregate/privilegebudget/budget.go b/core/aggregate/privilegebudget/budget.go
index b4199fb..f7b8777 100644
--- a/core/aggregate/privilegebudget/budget.go
+++ b/core/aggregate/privilegebudget/budget.go
@@ -171,8 +171,8 @@ func mergeAgentContext(current, incoming agginventory.Agent, key string) agginve
 	merged.BindingEvidenceKeys = dedupeSorted(append(append([]string(nil), merged.BindingEvidenceKeys...), incoming.BindingEvidenceKeys...))
 	merged.MissingBindings = dedupeSorted(append(append([]string(nil), merged.MissingBindings...), incoming.MissingBindings...))
 	merged.DeploymentStatus = mergeDeploymentStatus(merged.DeploymentStatus, incoming.DeploymentStatus)
-	merged.DeploymentArtifacts = dedupeSorted(append(append([]string(nil), merged.DeploymentArtifacts...), incoming.DeploymentArtifacts...))
-	merged.DeploymentEvidenceKeys = dedupeSorted(append(append([]string(nil), merged.DeploymentEvidenceKeys...), incoming.DeploymentEvidenceKeys...))
+	merged.DeploymentArtifacts = dedupeSortedPreserveCase(append(append([]string(nil), merged.DeploymentArtifacts...), incoming.DeploymentArtifacts...))
+	merged.DeploymentEvidenceKeys = dedupeSortedPreserveCase(append(append([]string(nil), merged.DeploymentEvidenceKeys...), incoming.DeploymentEvidenceKeys...))
 	return merged
 }
 
@@ -368,6 +368,27 @@ func dedupeSorted(in []string) []string {
 	return out
 }
 
+func dedupeSortedPreserveCase(in []string) []string {
+	if len(in) == 0 {
+		return nil
+	}
+	seen := map[string]struct{}{}
+	out := make([]string, 0, len(in))
+	for _, item := range in {
+		trimmed := strings.TrimSpace(item)
+		if trimmed == "" {
+			continue
+		}
+		if _, exists := seen[trimmed]; exists {
+			continue
+		}
+		seen[trimmed] = struct{}{}
+		out = append(out, trimmed)
+	}
+	sort.Strings(out)
+	return out
+}
+
 func normalizeToken(in string) string {
 	return strings.ToLower(strings.TrimSpace(in))
 }
diff --git a/core/aggregate/privilegebudget/budget_test.go b/core/aggregate/privilegebudget/budget_test.go
index 48c7ef1..935411d 100644
--- a/core/aggregate/privilegebudget/budget_test.go
+++ b/core/aggregate/privilegebudget/budget_test.go
@@ -226,8 +226,8 @@ func TestBuildIncludesAgentLayerContextDeterministically(t *testing.T) {
 			BindingEvidenceKeys:    []string{"tool:deploy.write", "data:warehouse.events", "auth:oauth2"},
 			MissingBindings:        []string{},
 			DeploymentStatus:       "deployed",
-			DeploymentArtifacts:    []string{".github/workflows/release.yml"},
-			DeploymentEvidenceKeys: []string{"deployment:.github/workflows/release.yml"},
+			DeploymentArtifacts:    []string{".github/workflows/Release.yml"},
+			DeploymentEvidenceKeys: []string{"deployment:.github/workflows/Release.yml"},
 		},
 	}
 
@@ -274,8 +274,8 @@ func TestBuildResolvesInstanceScopedAgentContextForToolEntries(t *testing.T) {
 		BoundDataSources:       []string{"warehouse.events"},
 		BindingEvidenceKeys:    []string{"data:warehouse.events"},
 		DeploymentStatus:       "deployed",
-		DeploymentArtifacts:    []string{".github/workflows/release.yml"},
-		DeploymentEvidenceKeys: []string{"deployment:.github/workflows/release.yml"},
+		DeploymentArtifacts:    []string{".github/workflows/Deploy.yml"},
+		DeploymentEvidenceKeys: []string{"deployment:.github/workflows/Deploy.yml"},
 	}}
 
 	_, entries := Build(tools, agents, nil, nil)
@@ -289,7 +289,10 @@ func TestBuildResolvesInstanceScopedAgentContextForToolEntries(t *testing.T) {
 	if !reflect.DeepEqual(entry.BoundDataSources, []string{"warehouse.events"}) {
 		t.Fatalf("unexpected bound_data_sources: %+v", entry.BoundDataSources)
 	}
-	if !reflect.DeepEqual(entry.DeploymentEvidenceKeys, []string{"deployment:.github/workflows/release.yml"}) {
+	if !reflect.DeepEqual(entry.DeploymentEvidenceKeys, []string{"deployment:.github/workflows/Deploy.yml"}) {
 		t.Fatalf("unexpected deployment_evidence_keys: %+v", entry.DeploymentEvidenceKeys)
 	}
+	if !reflect.DeepEqual(entry.DeploymentArtifacts, []string{".github/workflows/Deploy.yml"}) {
+		t.Fatalf("unexpected deployment_artifacts: %+v", entry.DeploymentArtifacts)
+	}
 }