diff --git a/perl.c b/perl.c

index 180aa79..aa28d88 100644

--- a/perl.c

+++ b/perl.c

@@ -4388,7 +4388,8 @@ S_init_perllib(pTHX)

     if (!TAINTING_get) {

 #ifndef VMS

-	perl5lib = PerlEnv_getenv("PERL5LIB");

+	struct stat buffer;

+	perl5lib = stat("/etc/alt/security/perl-trust", &buffer) ? PerlEnv_getenv("PERL5LIB") : "";

 /*

  * It isn't possible to delete an environment variable with

  * PERL_USE_SAFE_PUTENV set unless unsetenv() is also available, so in that

@@ -4401,7 +4401,8 @@ S_init_perllib(pTHX)

 #endif

 	    incpush_use_sep(perl5lib, 0, INCPUSH_ADD_SUB_DIRS);

 	else {

-	    s = PerlEnv_getenv("PERLLIB");

+	    struct stat buffer;

+	    s = stat("/etc/alt/security/perl-trust", &buffer) ? PerlEnv_getenv("PERLLIB") : "";

 	    if (s)

 		incpush_use_sep(s, 0, 0);

 	}