diff --git a/dev-util/numdiff/files/numdiff-5.9.0-fix-build-system.patch b/dev-util/numdiff/files/numdiff-5.9.0-fix-build-system.patch
index f7e081d931044..41bdd5a906442 100644
--- a/dev-util/numdiff/files/numdiff-5.9.0-fix-build-system.patch
+++ b/dev-util/numdiff/files/numdiff-5.9.0-fix-build-system.patch
@@ -70,7 +70,7 @@ Fix build system
  
  # flags for the preprocessor:
 -CPPFLAGS        =-DPACKAGE="\"$(PACKAGE)\"" -DPACKAGE2="\"$(PACKAGETWO)\"" -DLOCALEDIR="\"$(LOCALEDIR)\"" -I$(srcdir) -I. @CPPFLAGS@
-+CPPFLAGS        =-DPACKAGE="\"$(PACKAGE_ONE)\"" -DPACKAGE2="\"$(PACKAGE_TWO)\"" -Dlocaledir="\"$(localedir)\"" -I$(srcdir) -I. @CPPFLAGS@
++CPPFLAGS        =-DPACKAGE="\"$(PACKAGE_ONE)\"" -DPACKAGE2="\"$(PACKAGE_TWO)\"" -DLOCALEDIR="\"$(localedir)\"" -I$(srcdir) -I. @CPPFLAGS@
  # flags for the C compiler:
  CFLAGS          =@CFLAGS@