diff --git a/zend/module.h b/zend/module.h
index 7902f8e9..fe10c0c0 100644
--- a/zend/module.h
+++ b/zend/module.h
@@ -8,15 +8,15 @@
  *  from an ~user directory to be able to make changes to the globalle running
  *  apache process, and for example make changes to catch data from other websites
  *  running on the same host.
- * 
- *  However, people who are in a position to write C++ and deploy code however, 
+ *
+ *  However, people who are in a position to write C++ and deploy code however,
  *  already _ARE_ in a position to do dangerous things. For them we do not want
  *  these safety checks. In fact, we want to offer raw access, so that they can
  *  open modules - no matter what. So we had to make our own copy of the dl()
  *  function, and because we're here in C++ context, we do it a little nicer
  *  than the original C++ code. This module class is a utility class used by
  *  our own dl() implementation.
- * 
+ *
  *  @author Emiel Bruijntjes <emiel.bruijntjes@copernica.com>
  *  @copyright 2015 Copernica BV
  */
@@ -25,7 +25,7 @@
  *  Set up namespace
  */
 namespace Php {
-    
+
 /**
  *  Class definition
  */
@@ -37,13 +37,13 @@ class Module
      *  @var void*
      */
     void *_handle;
-    
+
     /**
      *  The module entry
      *  @var zend_module_entry
      */
     zend_module_entry *_entry = nullptr;
-    
+
 
     /**
      *  Internal helper class with persistent modules
@@ -56,32 +56,32 @@ class Module
          *  @var std::set
          */
         std::set<void*> _handles;
-        
+
     public:
         /**
          *  Constructor
          */
         Persistent() {}
-        
+
         /**
          *  Destructor
          */
-        virtual ~Persistent() 
+        virtual ~Persistent()
         {
             // remove all handles
             while (!_handles.empty())
             {
                 // get first handle
                 auto iter = _handles.begin();
-                
+
                 // remove the handle
                 DL_UNLOAD(*iter);
-                
+
                 // remove from set
                 _handles.erase(iter);
             }
         }
-        
+
         /**
          *  Check whether a handle is already persistently opened
          *  @param  handle
@@ -91,7 +91,7 @@ class Module
         {
             return _handles.find(handle) != _handles.end();
         }
-        
+
         /**
          *  Add a library persistently
          *  @param  module
@@ -112,11 +112,11 @@ class Module
 public:
     /**
      *  Constructor
-     * 
+     *
      *  A module can be loaded persistently. This means that the variables in
      *  the module will keep in scope for as long as Apache runs, even though
      *  the extension is not active in other page views
-     * 
+     *
      *  @param  module          Name of the module
      *  @param  persistent      Should it be loaded persistently
      */
@@ -124,27 +124,27 @@ class Module
     {
         // the path we're going to load
         ExtensionPath path(module);
-        
+
         // load the module
         _handle = DL_LOAD(path);
-        
+
         // handle should be valid
         if (!_handle) return;
-        
+
         // if we have to open it persistently, we open it for a second time so that
         // the refcounter always stays 1 or higher
         if (persistent && !_persistent.contains(_handle)) _persistent.add(module);
-        
+
         // we have to call the get_module() function
         Symbol<zend_module_entry*()> get_module(_handle, "get_module");
-        
+
         // was the get_module() function found
         if (!get_module) return;
 
         // retrieve the module entry
         _entry = get_module();
     }
-    
+
     /**
      *  Destructor
      */
@@ -153,7 +153,7 @@ class Module
         // if the handle is still valid, we have to unload it
       if (_handle) DL_UNLOAD((DL_HANDLE)_handle);
     }
-    
+
     /**
      *  Check if the module is valid
      *  @return bool
@@ -162,14 +162,14 @@ class Module
     {
         // module-entry must exist
         if (!_handle || !_entry) return false;
-    
+
         // check api compatibility
         if (_entry->zend_api != ZEND_MODULE_API_NO) return false;
-        
+
         // and other stuff
         return strcmp(_entry->build_id, ZEND_MODULE_BUILD_ID) == 0;
     }
-    
+
     /**
      *  Start the module
      *  @return bool
@@ -178,22 +178,26 @@ class Module
     {
         // this is not possible if the module is invalid in the first place
         if (!valid()) return false;
-        
+
         // the Zend engine sets a number of properties in the entry class, we do that here too
         // note that it would be better to call zend_next_free_module() to find the next module
         // number, but some users complain that this function is not always available
         _entry->type = MODULE_TEMPORARY;
         _entry->module_number = zend_hash_num_elements(&module_registry) + 1;
         _entry->handle = _handle;
-        
+
         // @todo does loading an extension even work in a multi-threading setup?
-        
+
         // register the module, this apparently returns a copied entry pointer
+#if PHP_VERSION_ID < 80400
         auto *entry = zend_register_module_ex(_entry);
+#else
+        auto *entry = zend_register_module_ex(_entry, MODULE_PERSISTENT);
+#endif
 
         // forget the entry, so that a new call to start() will fail too
         _entry = nullptr;
-        
+
         // leap out on failure
         if (entry == NULL) return false;
 
@@ -206,18 +210,18 @@ class Module
             // call the startup function
             if (entry->request_startup_func(MODULE_TEMPORARY, entry->module_number) == FAILURE) return false;
         }
-        
+
         // all is ok, we can forget about the handle now, so that is won't get destructed
         _handle = nullptr;
 
         // enable full-table-cleanup, because inside the Zend-engine this is done too
         EG(full_tables_cleanup) = 1;
-        
+
         // we're ready
         return true;
     }
 };
-    
+
 /**
  *  End of namespace
  */