diff --git a/compiler/cfidwarf.pas b/compiler/cfidwarf.pas
index cfb7e07fa3..1c33ff8349 100644
--- a/compiler/cfidwarf.pas
+++ b/compiler/cfidwarf.pas
@@ -419,7 +419,7 @@ implementation
         }
         generate_initial_instructions(list);
 
-        list.concat(cai_align.create_zeros(4));
+        list.concat(cai_align.create_zeros(sizeof(pint)));
         list.concat(tai_label.create(lenendlabel));
         lenstartlabel:=nil;
         lenendlabel:=nil;
@@ -483,7 +483,7 @@ implementation
                 end;
               DW_CFA_End_Frame :
                 begin
-                  list.concat(cai_align.create_zeros(4));
+                  list.concat(cai_align.create_zeros(sizeof(pint)));
                   list.concat(tai_label.create(lenendlabel));
                   lenstartlabel:=nil;
                   lenendlabel:=nil;