diff --git a/libstdc++-v3/include/bits/random.h b/libstdc++-v3/include/bits/random.h
index 4049a77fbf4c..ebc863e84534 100644
--- a/libstdc++-v3/include/bits/random.h
+++ b/libstdc++-v3/include/bits/random.h
@@ -1778,7 +1778,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
 	explicit
 	philox_engine(result_type __value)
-	: _M_x{}, _M_y{}, _M_k{}, _M_i(__n - 1)
+	: _M_x{}, _M_k{}, _M_y{}, _M_i(__n - 1)
 	{ _M_k[0] = __value & max(); }
 
 	/** @brief seed sequence constructor for %philox_engine