diff --git a/transport/allocator/1.0/Android.bp b/transport/allocator/1.0/Android.bp
index 4196216..2e93a6f 100644
--- a/transport/allocator/1.0/Android.bp
+++ b/transport/allocator/1.0/Android.bp
@@ -12,4 +12,8 @@
         "android.hidl.base@1.0",
     ],
     gen_java: false,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/base/1.0/Android.bp b/transport/base/1.0/Android.bp
index 2ce883b..61e5eda 100644
--- a/transport/base/1.0/Android.bp
+++ b/transport/base/1.0/Android.bp
@@ -10,4 +10,8 @@
         "IBase.hal",
     ],
     gen_java: true,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/manager/1.0/Android.bp b/transport/manager/1.0/Android.bp
index 6f1bc20..b0d2eee 100644
--- a/transport/manager/1.0/Android.bp
+++ b/transport/manager/1.0/Android.bp
@@ -11,4 +11,8 @@
         "android.hidl.base@1.0",
     ],
     gen_java: true,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/manager/1.1/Android.bp b/transport/manager/1.1/Android.bp
index 1358f38..d3fbe7f 100644
--- a/transport/manager/1.1/Android.bp
+++ b/transport/manager/1.1/Android.bp
@@ -11,4 +11,8 @@
         "android.hidl.manager@1.0",
     ],
     gen_java: true,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/manager/1.2/Android.bp b/transport/manager/1.2/Android.bp
index 9c77035..75d7a07 100644
--- a/transport/manager/1.2/Android.bp
+++ b/transport/manager/1.2/Android.bp
@@ -13,4 +13,8 @@
         "android.hidl.manager@1.1",
     ],
     gen_java: true,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/memory/1.0/Android.bp b/transport/memory/1.0/Android.bp
index 9ce04ed..4fd00c0 100644
--- a/transport/memory/1.0/Android.bp
+++ b/transport/memory/1.0/Android.bp
@@ -17,4 +17,8 @@
         "android.hidl.base@1.0",
     ],
     gen_java: false,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/memory/token/1.0/Android.bp b/transport/memory/token/1.0/Android.bp
index 46c3387..a42f786 100644
--- a/transport/memory/token/1.0/Android.bp
+++ b/transport/memory/token/1.0/Android.bp
@@ -16,4 +16,8 @@
         "android.hidl.base@1.0",
     ],
     gen_java: true,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/safe_union/1.0/Android.bp b/transport/safe_union/1.0/Android.bp
index 2760863..d0aa348 100644
--- a/transport/safe_union/1.0/Android.bp
+++ b/transport/safe_union/1.0/Android.bp
@@ -11,4 +11,8 @@
         "types.hal",
     ],
     gen_java: true,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/token/1.0/Android.bp b/transport/token/1.0/Android.bp
index 28f16f7..0a7d3c2 100644
--- a/transport/token/1.0/Android.bp
+++ b/transport/token/1.0/Android.bp
@@ -13,4 +13,8 @@
         "android.hidl.base@1.0",
     ],
     gen_java: true,
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }
diff --git a/transport/token/1.0/utils/Android.bp b/transport/token/1.0/utils/Android.bp
index 5f62804..f9a4623 100644
--- a/transport/token/1.0/utils/Android.bp
+++ b/transport/token/1.0/utils/Android.bp
@@ -55,4 +55,8 @@
         "include",
     ],
     min_sdk_version: "29",
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
 }