diff --git a/modules/ca/src/perl/Makefile b/modules/ca/src/perl/Makefile
index 65619e93e..532780d4c 100644
--- a/modules/ca/src/perl/Makefile
+++ b/modules/ca/src/perl/Makefile
@@ -13,11 +13,11 @@ ifdef T_A
   PERL_ARCHNAME = $(shell $(PERL) ../perlConfig.pl archname)
   PERL_ARCHPATH := $(PERL_VERSION)/$(PERL_ARCHNAME)
 
-  PERL_ARCHLIB  := $(shell $(PERL) ../perlConfig.pl archlib)
+  PERL_ARCHLIB  := $(shell $(PERL) ../perlConfig.pl archlibexp)
   PERL_h = $(PERL_ARCHLIB)/CORE/perl.h
 
-  EXTUTILS := $(shell $(PERL) ../perlConfig.pl privlib)/ExtUtils
-  PERLBIN := $(shell $(PERL) ../perlConfig.pl bin)
+  EXTUTILS := $(shell $(PERL) ../perlConfig.pl privlibexp)/ExtUtils
+  PERLBIN := $(shell $(PERL) ../perlConfig.pl binexp)
   XSUBPP := $(firstword $(wildcard $(PERLBIN)/xsubpp $(EXTUTILS)/xsubpp))
 
 # Special settings for Darwin: