diff --git a/tools/utils.py b/tools/utils.py
index 1e26ee9..0354cd9 100644
--- a/tools/utils.py
+++ b/tools/utils.py
@@ -45,6 +45,8 @@
 GRADLE_TASK_CLEAN_TEST = ':test:cleanTest'
 GRADLE_TASK_CONSOLIDATED_LICENSE = ':main:consolidatedLicense'
 GRADLE_TASK_KEEP_ANNO_JAR = ':keepanno:keepAnnoAnnotationsJar'
+GRADLE_TASK_KEEP_ANNO_LEGACY_JAR = ':keepanno:keepAnnoLegacyAnnotationsJar'
+GRADLE_TASK_KEEP_ANNO_ANDROIDX_JAR = ':keepanno:keepAnnoAndroidXAnnotationsJar'
 GRADLE_TASK_KEEP_ANNO_DOC = ':keepanno:keepAnnoAnnotationsDoc'
 GRADLE_TASK_MAIN_COMPILE = ':main:compileJava'
 GRADLE_TASK_R8 = ':main:r8WithRelocatedDeps'
@@ -90,6 +92,8 @@
 KEEPANNO_ANNOTATIONS_JAR = os.path.join(LIBS, 'keepanno-annotations.jar')
 KEEPANNO_ANNOTATIONS_DOC = os.path.join('d8_r8', 'keepanno', 'build', 'docs',
                                         'javadoc')
+KEEPANNO_LEGACY_ANNOTATIONS_JAR = os.path.join(LIBS, 'keepanno-annotations-legacy.jar')
+KEEPANNO_ANDROIDX_ANNOTATIONS_JAR = os.path.join(LIBS, 'keepanno-annotations-androidx.jar')
 
 DESUGAR_CONFIGURATION = os.path.join('src', 'library_desugar',
                                      'desugar_jdk_libs.json')