diff --git a/Modules/_ctypes/ctypes.h b/Modules/_ctypes/ctypes.h
index 0d3f7241ca8..d80ea82cee8 100644
--- a/Modules/_ctypes/ctypes.h
+++ b/Modules/_ctypes/ctypes.h
@@ -34,7 +34,6 @@ union value {
 #ifdef HAVE_LONG_LONG
                 PY_LONG_LONG ll;
 #endif
-                long double D;
 };
 
 /*
@@ -306,7 +305,6 @@ struct tagPyCArgObject {
 #ifdef HAVE_LONG_LONG
         PY_LONG_LONG q;
 #endif
-        long double D;
         double d;
         float f;
         void *p;