diff --git a/src/SPC/builder/extension/password_argon2.php b/src/SPC/builder/extension/password_argon2.php
index fd45ca7e..51d2afff 100644
--- a/src/SPC/builder/extension/password_argon2.php
+++ b/src/SPC/builder/extension/password_argon2.php
@@ -23,4 +23,21 @@ class password_argon2 extends Extension
             throw new RuntimeException('extension ' . $this->getName() . ' failed sanity check');
         }
     }
+
+    public function patchBeforeMake(): bool
+    {
+        if ($this->builder->getLib('libsodium') !== null) {
+            $extraLibs = getenv('SPC_EXTRA_LIBS');
+            if ($extraLibs !== false) {
+                $extraLibs = str_replace(
+                    [BUILD_LIB_PATH . '/libargon2.a', BUILD_LIB_PATH . '/libsodium.a'],
+                    ['', BUILD_LIB_PATH . '/libargon2.a' . ' ' . BUILD_LIB_PATH . '/libsodium.a'],
+                    $extraLibs,
+                );
+                $extraLibs = trim(preg_replace('/\s+/', ' ', $extraLibs)); // normalize spacing
+                f_putenv('SPC_EXTRA_LIBS=' . $extraLibs);
+            }
+        }
+        return false;
+    }
 }