diff --git a/src/SPC/builder/unix/library/krb5.php b/src/SPC/builder/unix/library/krb5.php
index 0875da0c..00ddd6d9 100644
--- a/src/SPC/builder/unix/library/krb5.php
+++ b/src/SPC/builder/unix/library/krb5.php
@@ -16,16 +16,25 @@ trait krb5
         $libs = array_map(fn ($x) => $x->getName(), $this->getDependencies(true));
         $spc = new SPCConfigUtil($this->builder, ['no_php' => true, 'libs_only_deps' => true]);
         $config = $spc->config(libraries: $libs, include_suggest_lib: $this->builder->getOption('with-suggested-libs', false));
-        UnixAutoconfExecutor::create($this)
+        $make = UnixAutoconfExecutor::create($this)
             ->appendEnv([
                 'CFLAGS' => '-fcommon',
                 'LIBS' => $config['libs'],
-            ])
+            ]);
+        if (getenv('SPC_LD_LIBRARY_PATH') && getenv('SPC_LIBRARY_PATH')) {
+            $make->appendEnv([
+                'LD_LIBRARY_PATH' => getenv('SPC_LD_LIBRARY_PATH'),
+                'LIBRARY_PATH' => getenv('SPC_LIBRARY_PATH'),
+            ]);
+        }
+        $make
             ->optionalLib('ldap', '--with-ldap', '--without-ldap')
             ->optionalLib('libedit', '--with-libedit', '--without-libedit')
             ->configure(
                 '--disable-nls',
                 '--disable-rpath',
+                '--disable-silent-rules',
+                '--without-system-verto',
             )
             ->make();
         $this->patchPkgconfPrefix([