diff --git a/cc/coverage.go b/cc/coverage.go
index 5b5ccf2..f99152f 100644
--- a/cc/coverage.go
+++ b/cc/coverage.go
@@ -96,7 +96,8 @@
 			// flags that the module may use.
 			flags.Local.CFlags = append(flags.Local.CFlags, "-Wno-frame-larger-than=", "-O0")
 		} else if clangCoverage {
-			flags.Local.CommonFlags = append(flags.Local.CommonFlags, profileInstrFlag, "-fcoverage-mapping", "-Wno-pass-failed")
+			flags.Local.CommonFlags = append(flags.Local.CommonFlags, profileInstrFlag,
+				"-fcoverage-mapping", "-Wno-pass-failed", "-D__ANDROID_CLANG_COVERAGE__")
 		}
 	}