diff --git a/cpu-defs.h b/cpu-defs.h
index 57a709b..4527cbf 100644
--- a/cpu-defs.h
+++ b/cpu-defs.h
@@ -60,8 +60,6 @@
 #error TARGET_LONG_SIZE undefined
 #endif
 
-#define HOST_LONG_SIZE (HOST_LONG_BITS / 8)
-
 #define EXCP_INTERRUPT 	0x10000 /* async interruption */
 #define EXCP_HLT        0x10001 /* hlt instruction reached */
 #define EXCP_DEBUG      0x10002 /* cpu stopped after a breakpoint or singlestep */
diff --git a/thunk.h b/thunk.h
index 109c541..9810743 100644
--- a/thunk.h
+++ b/thunk.h
@@ -99,7 +99,7 @@
     case TYPE_PTRVOID:
     case TYPE_PTR:
         if (is_host) {
-            return HOST_LONG_SIZE;
+            return sizeof(void *);
         } else {
             return TARGET_ABI_BITS / 8;
         }
@@ -136,7 +136,7 @@
     case TYPE_PTRVOID:
     case TYPE_PTR:
         if (is_host) {
-            return HOST_LONG_SIZE;
+            return sizeof(void *);
         } else {
             return TARGET_ABI_BITS / 8;
         }