diff --git a/libc/Android.bp b/libc/Android.bp
index 5f82b13..3653f45 100644
--- a/libc/Android.bp
+++ b/libc/Android.bp
@@ -1713,6 +1713,11 @@
         versions: ["10000"],
     },
 
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.runtime",
+    ],
+
     // Sorting bss symbols by size usually results in less dirty pages at run
     // time, because small symbols are grouped together.
     sort_bss_symbols_by_size: true,
diff --git a/libc/malloc_debug/Android.bp b/libc/malloc_debug/Android.bp
index 41c4f9d..ce80a97 100644
--- a/libc/malloc_debug/Android.bp
+++ b/libc/malloc_debug/Android.bp
@@ -39,6 +39,11 @@
         "-Werror",
         "-Wno-error=format-zero-length",
     ],
+
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.runtime",
+    ],
 }
 
 // ==============================================================
@@ -102,6 +107,11 @@
         "-Wno-error=format-zero-length",
         "-Wthread-safety",
     ],
+
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.runtime",
+    ],
 }
 
 // ==============================================================