diff --git a/Basic/Core/pdl.h.PL b/Basic/Core/pdl.h.PL
index 648d858dd..f4d212919 100644
--- a/Basic/Core/pdl.h.PL
+++ b/Basic/Core/pdl.h.PL
@@ -80,14 +80,16 @@ PDL_TYPELIST_ALL(X)
 PDL_TYPELIST_ALL(X)
 #undef X
 
-typedef struct {
-  pdl_datatypes type;
-  union {
+typedef union {
 #define X(sym, ctype, ppsym, shortctype, defbval, realctype, ...) \
-    ctype ppsym;
+  ctype ppsym;
 PDL_TYPELIST_ALL(X)
 #undef X
-  } value;
+} PDL_Value;
+
+typedef struct {
+  pdl_datatypes type;
+  PDL_Value value;
 } PDL_Anyval;
 
 #include "pdlthread.h"
diff --git a/Changes b/Changes
index 37c7c0427..d665f6c6e 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,7 @@
 - GLUT TriD now reopens the window on next draw if was closed
 - bifuncs like Ops::plus no longer need explicit swap parameter
 - remove PDL.grow from API
+- add C "PDL_Value" union type
 
 2.064 2022-01-08
 - enable perldl -glut on Win32