diff --git a/packages/amunits/src/coreunits/configregs.pas b/packages/amunits/src/coreunits/configregs.pas
index 50bbc12471..5e6f61d5c8 100644
--- a/packages/amunits/src/coreunits/configregs.pas
+++ b/packages/amunits/src/coreunits/configregs.pas
@@ -13,6 +13,7 @@
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
  **********************************************************************}
+{$packrecords 2}
 
 unit configregs;
 
diff --git a/packages/amunits/src/coreunits/configvars.pas b/packages/amunits/src/coreunits/configvars.pas
index 41220e1a8d..6ef4d45255 100644
--- a/packages/amunits/src/coreunits/configvars.pas
+++ b/packages/amunits/src/coreunits/configvars.pas
@@ -13,6 +13,7 @@
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
  **********************************************************************}
+{$packrecords 2}
 
 unit configvars;