diff --git a/m-shared.h b/m-shared.h
index 4ec8e25a..b6699f4a 100644
--- a/m-shared.h
+++ b/m-shared.h
@@ -184,10 +184,10 @@ M_INLINE int m_shar3d_integer_cref(int *p) { return *p; }
   typedef type     M_F(name, _subtype_ct);                                    \
                                                                               \
   M_IF(M_OR(M_TEST_METHOD_P(INIT, oplist), M_TEST_METHOD_ALTER_P(EMPLACE_TYPE, oplist)))( \
-    typedef struct M_F(name, _combine_s) {                                      \
-      struct M_F(name, _s) ptr;                                                 \
-      type data;                                                                \
-    } M_F(name, combine_ct)[1];                                                 \
+    typedef struct M_F(name, _combine_s) {                                    \
+      struct M_F(name, _s) ptr;                                               \
+      type data;                                                              \
+    } M_F(name, combine_ct)[1];                                               \
   , /* nothing to do */ )
 
 /* Define the core functions */