diff --git a/practice/primitive-types.html b/practice/primitive-types.html
index e63fbff..9d0ca61 100644
--- a/practice/primitive-types.html
+++ b/practice/primitive-types.html
@@ -51,7 +51,7 @@
         { mangle: "d", means: "double" },
         { mangle: "e", means: "long double, __float80", obscure: true },
         { mangle: "g", means: "__float128", obscure: true },
-        { mangle: "z", means: "__float128", obscure: true },
+        { mangle: "z", means: "... (varargs)", obscure: true },
         { mangle: "Dh", means: "__half (half-precision float)", obscure: true },
         { mangle: "DF16b", means: "std::bfloat16_t", obscure: true },
         { mangle: "Di", means: "char32_t", obscure: true },