diff --git a/cc/cc_test.go b/cc/cc_test.go
index 794c5ee..14817a1 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -4818,7 +4818,7 @@
 
 	cflags := []string{"-Werror", "-std=candcpp"}
 	cstd := []string{"-std=gnu17", "-std=conly"}
-	cppstd := []string{"-std=gnu++17", "-std=cpp", "-fno-rtti"}
+	cppstd := []string{"-std=gnu++20", "-std=cpp", "-fno-rtti"}
 
 	lastIncludes := []string{
 		"out/soong/ndk/sysroot/usr/include",