diff --git a/apex/apex_test.go b/apex/apex_test.go
index e1dec2c5b..d6c714200 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -4667,6 +4667,13 @@ func TestPrebuiltApexNameWithPlatformBootclasspath(t *testing.T) {
 			prebuilt_bootclasspath_fragment {
 				name: "art-bootclasspath-fragment",
 				contents: ["core-oj"],
+				hidden_api: {
+					annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+					metadata: "my-bootclasspath-fragment/metadata.csv",
+					index: "my-bootclasspath-fragment/index.csv",
+					stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+					all_flags: "my-bootclasspath-fragment/all-flags.csv",
+				},
 			}
 
 			java_import {
@@ -4932,6 +4939,13 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 			name: "my-bootclasspath-fragment",
 			contents: ["libfoo", "libbar"],
 			apex_available: ["myapex"],
+			hidden_api: {
+				annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+				metadata: "my-bootclasspath-fragment/metadata.csv",
+				index: "my-bootclasspath-fragment/index.csv",
+				stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+				all_flags: "my-bootclasspath-fragment/all-flags.csv",
+			},
 		}
 
 		java_import {
@@ -4955,11 +4969,9 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
 
 		// Verify the correct module jars contribute to the hiddenapi index file.
-		checkHiddenAPIIndexFromClassesInputs(t, ctx, `
-			out/soong/.intermediates/libbar.stubs/android_common/combined/libbar.stubs.jar
-			out/soong/.intermediates/libfoo/android_common_myapex/combined/libfoo.jar
-		`)
+		checkHiddenAPIIndexFromClassesInputs(t, ctx, ``)
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
+			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
 		`)
 	})
@@ -4976,6 +4988,13 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 			name: "my-bootclasspath-fragment",
 			contents: ["libfoo", "libbar"],
 			apex_available: ["myapex"],
+			hidden_api: {
+				annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+				metadata: "my-bootclasspath-fragment/metadata.csv",
+				index: "my-bootclasspath-fragment/index.csv",
+				stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+				all_flags: "my-bootclasspath-fragment/all-flags.csv",
+			},
 		}
 
 		java_import {
@@ -4999,11 +5018,9 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
 
 		// Verify the correct module jars contribute to the hiddenapi index file.
-		checkHiddenAPIIndexFromClassesInputs(t, ctx, `
-			out/soong/.intermediates/libbar.stubs/android_common/combined/libbar.stubs.jar
-			out/soong/.intermediates/libfoo/android_common_myapex/combined/libfoo.jar
-		`)
+		checkHiddenAPIIndexFromClassesInputs(t, ctx, ``)
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
+			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
 		`)
 	})
@@ -5027,6 +5044,13 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 			name: "my-bootclasspath-fragment",
 			contents: ["libfoo", "libbar"],
 			apex_available: ["myapex"],
+			hidden_api: {
+				annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+				metadata: "my-bootclasspath-fragment/metadata.csv",
+				index: "my-bootclasspath-fragment/index.csv",
+				stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+				all_flags: "my-bootclasspath-fragment/all-flags.csv",
+			},
 		}
 
 		java_import {
@@ -5085,6 +5109,13 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 			name: "my-bootclasspath-fragment",
 			contents: ["libfoo", "libbar"],
 			apex_available: ["myapex"],
+			hidden_api: {
+				annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+				metadata: "my-bootclasspath-fragment/metadata.csv",
+				index: "my-bootclasspath-fragment/index.csv",
+				stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+				all_flags: "my-bootclasspath-fragment/all-flags.csv",
+			},
 		}
 
 		java_import {
@@ -5123,11 +5154,9 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
 
 		// Verify the correct module jars contribute to the hiddenapi index file.
-		checkHiddenAPIIndexFromClassesInputs(t, ctx, `
-			out/soong/.intermediates/prebuilt_libbar.stubs/android_common/combined/libbar.stubs.jar
-			out/soong/.intermediates/prebuilt_libfoo/android_common_myapex/combined/libfoo.jar
-		`)
+		checkHiddenAPIIndexFromClassesInputs(t, ctx, ``)
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
+			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
 		`)
 	})
@@ -5164,6 +5193,13 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 			name: "my-bootclasspath-fragment",
 			contents: ["libfoo", "libbar"],
 			apex_available: ["myapex"],
+			hidden_api: {
+				annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+				metadata: "my-bootclasspath-fragment/metadata.csv",
+				index: "my-bootclasspath-fragment/index.csv",
+				stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+				all_flags: "my-bootclasspath-fragment/all-flags.csv",
+			},
 		}
 
 		java_import {
@@ -5200,11 +5236,9 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/libbar/android_common_myapex/hiddenapi/libbar.jar")
 
 		// Verify the correct module jars contribute to the hiddenapi index file.
-		checkHiddenAPIIndexFromClassesInputs(t, ctx, `
-			out/soong/.intermediates/libbar/android_common_myapex/javac/libbar.jar
-			out/soong/.intermediates/libfoo/android_common_apex10000/javac/libfoo.jar
-		`)
+		checkHiddenAPIIndexFromClassesInputs(t, ctx, ``)
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
+			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
 		`)
 	})
@@ -5241,6 +5275,13 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 			name: "my-bootclasspath-fragment",
 			contents: ["libfoo", "libbar"],
 			apex_available: ["myapex"],
+			hidden_api: {
+				annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+				metadata: "my-bootclasspath-fragment/metadata.csv",
+				index: "my-bootclasspath-fragment/index.csv",
+				stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+				all_flags: "my-bootclasspath-fragment/all-flags.csv",
+			},
 		}
 
 		java_import {
@@ -5279,11 +5320,9 @@ func TestBootDexJarsFromSourcesAndPrebuilts(t *testing.T) {
 		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
 
 		// Verify the correct module jars contribute to the hiddenapi index file.
-		checkHiddenAPIIndexFromClassesInputs(t, ctx, `
-			out/soong/.intermediates/prebuilt_libbar.stubs/android_common/combined/libbar.stubs.jar
-			out/soong/.intermediates/prebuilt_libfoo/android_common_myapex/combined/libfoo.jar
-		`)
+		checkHiddenAPIIndexFromClassesInputs(t, ctx, ``)
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
+			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
 		`)
 	})
@@ -7207,6 +7246,13 @@ func TestDexpreoptAccessDexFilesFromPrebuiltApex(t *testing.T) {
 				name: "my-bootclasspath-fragment",
 				contents: ["libfoo"],
 				apex_available: ["myapex"],
+				hidden_api: {
+					annotation_flags: "my-bootclasspath-fragment/annotation-flags.csv",
+					metadata: "my-bootclasspath-fragment/metadata.csv",
+					index: "my-bootclasspath-fragment/index.csv",
+					stub_flags: "my-bootclasspath-fragment/stub-flags.csv",
+					all_flags: "my-bootclasspath-fragment/all-flags.csv",
+				},
 			}
 
 			java_import {
diff --git a/apex/bootclasspath_fragment_test.go b/apex/bootclasspath_fragment_test.go
index 4b1600e1c..5cd3eab6a 100644
--- a/apex/bootclasspath_fragment_test.go
+++ b/apex/bootclasspath_fragment_test.go
@@ -383,6 +383,13 @@ func TestBootclasspathFragmentInArtApex(t *testing.T) {
 				apex_available: [
 					"com.android.art",
 				],
+				hidden_api: {
+					annotation_flags: "mybootclasspathfragment/annotation-flags.csv",
+					metadata: "mybootclasspathfragment/metadata.csv",
+					index: "mybootclasspathfragment/index.csv",
+					stub_flags: "mybootclasspathfragment/stub-flags.csv",
+					all_flags: "mybootclasspathfragment/all-flags.csv",
+				},
 			}
 		`, contentsInsert(contents), prefer)
 		return android.FixtureAddTextFile("prebuilts/module_sdk/art/Android.bp", text)
@@ -582,6 +589,13 @@ func TestBootclasspathFragmentInPrebuiltArtApex(t *testing.T) {
 			apex_available: [
 				"com.android.art",
 			],
+			hidden_api: {
+				annotation_flags: "mybootclasspathfragment/annotation-flags.csv",
+				metadata: "mybootclasspathfragment/metadata.csv",
+				index: "mybootclasspathfragment/index.csv",
+				stub_flags: "mybootclasspathfragment/stub-flags.csv",
+				all_flags: "mybootclasspathfragment/all-flags.csv",
+			},
 		}
 	`)
 
diff --git a/java/bootclasspath_fragment.go b/java/bootclasspath_fragment.go
index 503c31fd7..1ce9911b8 100644
--- a/java/bootclasspath_fragment.go
+++ b/java/bootclasspath_fragment.go
@@ -599,7 +599,7 @@ func (b *BootclasspathFragmentModule) generateHiddenAPIBuildActions(ctx android.
 
 	// The monolithic hidden API processing also needs access to all the output files produced by
 	// hidden API processing of this fragment.
-	hiddenAPIInfo.HiddenAPIFlagOutput = (*output).HiddenAPIFlagOutput
+	hiddenAPIInfo.HiddenAPIFlagOutput = output.HiddenAPIFlagOutput
 
 	//  Provide it for use by other modules.
 	ctx.SetProvider(HiddenAPIInfoProvider, hiddenAPIInfo)
@@ -896,10 +896,10 @@ func (module *prebuiltBootclasspathFragmentModule) Name() string {
 
 // produceHiddenAPIOutput returns a path to the prebuilt all-flags.csv or nil if none is specified.
 func (module *prebuiltBootclasspathFragmentModule) produceHiddenAPIOutput(ctx android.ModuleContext, contents []android.Module, input HiddenAPIFlagInput) *HiddenAPIOutput {
-	pathForOptionalSrc := func(src *string) android.Path {
+	pathForSrc := func(property string, src *string) android.Path {
 		if src == nil {
-			// TODO(b/179354495): Fail if this is not provided once prebuilts have been updated.
-			return nil
+			ctx.PropertyErrorf(property, "is required but was not specified")
+			return android.PathForModuleSrc(ctx, "missing", property)
 		}
 		return android.PathForModuleSrc(ctx, *src)
 	}
@@ -910,11 +910,11 @@ func (module *prebuiltBootclasspathFragmentModule) produceHiddenAPIOutput(ctx an
 
 	output := HiddenAPIOutput{
 		HiddenAPIFlagOutput: HiddenAPIFlagOutput{
-			StubFlagsPath:       pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Stub_flags),
-			AnnotationFlagsPath: pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Annotation_flags),
-			MetadataPath:        pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Metadata),
-			IndexPath:           pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Index),
-			AllFlagsPath:        pathForOptionalSrc(module.prebuiltProperties.Hidden_api.All_flags),
+			AnnotationFlagsPath: pathForSrc("hidden_api.annotation_flags", module.prebuiltProperties.Hidden_api.Annotation_flags),
+			MetadataPath:        pathForSrc("hidden_api.metadata", module.prebuiltProperties.Hidden_api.Metadata),
+			IndexPath:           pathForSrc("hidden_api.index", module.prebuiltProperties.Hidden_api.Index),
+			StubFlagsPath:       pathForSrc("hidden_api.stub_flags", module.prebuiltProperties.Hidden_api.Stub_flags),
+			AllFlagsPath:        pathForSrc("hidden_api.all_flags", module.prebuiltProperties.Hidden_api.All_flags),
 		},
 		EncodedBootDexFilesByModule: encodedBootDexJarsByModule,
 	}