diff --git a/include/llvm/ADT/Triple.h b/include/llvm/ADT/Triple.h
index 926039ca5982..0e4b55733f5e 100644
--- a/include/llvm/ADT/Triple.h
+++ b/include/llvm/ADT/Triple.h
@@ -666,6 +666,10 @@ public:
     unsigned Env[3];
     getEnvironmentVersion(Env[0], Env[1], Env[2]);
 
+    // If not specified, set a default Android API.
+    if (Env[0] == 0)
+      Env[0] = __ANDROID_API__;
+
     // 64-bit targets did not exist before API level 21 (Lollipop).
     if (isArch64Bit() && Env[0] < 21)
       Env[0] = 21;