diff --git a/src/plugin_api/handle.h b/src/plugin_api/handle.h
index bc87959..f9004f0 100644
--- a/src/plugin_api/handle.h
+++ b/src/plugin_api/handle.h
@@ -24,7 +24,7 @@
 #include "util/credentials.h"
 #include "util/ipcalc.h"
 
-#define PLUGIN_API_VERSION 0
+#define PLUGIN_API_VERSION 1
 
 #ifndef MAX_NICK_LEN
 #define MAX_NICK_LEN 64
@@ -158,6 +158,18 @@ struct plugin_handle
 	struct plugin_funcs funcs;
 };
 
+#define PLUGIN_INITIALIZE(PTR, NAME, VERSION, DESCRIPTION) \
+	do { \
+		PTR->name = NAME; \
+		PTR->version = VERSION; \
+		PTR->description = DESCRIPTION; \
+		PTR->ptr = NULL; \
+		PTR->error_msg = NULL; \
+		PTR->plugin_api_version = PLUGIN_API_VERSION; \
+		PTR->plugin_funcs_size = sizeof(struct plugin_funcs); \
+		memset(&PTR->funcs, 0, sizeof(struct plugin_funcs)); \
+	} while (0)
+
 /**
  * Implemented by the plugin.
  *
diff --git a/src/plugins/mod_auth_simple.c b/src/plugins/mod_auth_simple.c
index 0878bdb..5610be6 100644
--- a/src/plugins/mod_auth_simple.c
+++ b/src/plugins/mod_auth_simple.c
@@ -202,12 +202,7 @@ static plugin_st delete_user(struct plugin_handle* plugin, struct auth_info* use
 
 int plugin_register(struct plugin_handle* plugin, const char* config)
 {
-	plugin->name = "File authentication plugin";
-	plugin->version = "0.1";
-	plugin->description = "Authenticate users based on a read-only text file.";
-	plugin->plugin_api_version = PLUGIN_API_VERSION;
-	plugin->plugin_funcs_size = sizeof(struct plugin_funcs);
-	memset(&plugin->funcs, 0, sizeof(struct plugin_funcs));
+	PLUGIN_INITIALIZE(plugin, "File authentication plugin", "0.1", "Authenticate users based on a read-only text file.");
 
 	// Authentication actions.
 	plugin->funcs.auth_get_user = get_user;
diff --git a/src/plugins/mod_auth_sqlite.c b/src/plugins/mod_auth_sqlite.c
index 87c6da4..08d1d95 100644
--- a/src/plugins/mod_auth_sqlite.c
+++ b/src/plugins/mod_auth_sqlite.c
@@ -174,12 +174,7 @@ static plugin_st delete_user(struct plugin_handle* plugin, struct auth_info* use
 
 int plugin_register(struct plugin_handle* plugin, const char* config)
 {
-	plugin->name = "SQLite authentication plugin";
-	plugin->version = "0.1";
-	plugin->description = "Authenticate users based on a SQLite database.";
-	plugin->plugin_api_version = PLUGIN_API_VERSION;
-	plugin->plugin_funcs_size = sizeof(struct plugin_funcs);
-	memset(&plugin->funcs, 0, sizeof(struct plugin_funcs));
+	PLUGIN_INITIALIZE(plugin, "SQLite authentication plugin", "0.1", "Authenticate users based on a SQLite database.");
 
 	// Authentication actions.
 	plugin->funcs.auth_get_user = get_user;
diff --git a/src/plugins/mod_example.c b/src/plugins/mod_example.c
index 865ac23..4eaf99c 100644
--- a/src/plugins/mod_example.c
+++ b/src/plugins/mod_example.c
@@ -6,22 +6,13 @@
 
 int plugin_register(struct plugin_handle* plugin, const char* config)
 {
-	plugin->name = "Example plugin";
-	plugin->version = "1.0";
-	plugin->description = "A simple example plugin";
-	plugin->ptr = NULL;
-	plugin->plugin_api_version = PLUGIN_API_VERSION;
-	plugin->plugin_funcs_size = sizeof(struct plugin_funcs);
-	memset(&plugin->funcs, 0, sizeof(struct plugin_funcs));
-
-	puts("plugin register");
+	PLUGIN_INITIALIZE(plugin, "Example plugin", "1.0", "A simple example plugin");
 	return 0;
 }
 
 int plugin_unregister(struct plugin_handle* plugin)
 {
 	/* No need to do anything! */
-	puts("plugin unregister");
 	return 0;
 }
 
diff --git a/src/plugins/mod_logging.c b/src/plugins/mod_logging.c
index 707ae4f..118512d 100644
--- a/src/plugins/mod_logging.c
+++ b/src/plugins/mod_logging.c
@@ -94,13 +94,7 @@ static void log_change_nick(struct plugin_handle* plugin, struct plugin_user* us
 
 int plugin_register(struct plugin_handle* plugin, const char* config)
 {
-	plugin->name = "Logging plugin";
-	plugin->version = "1.0";
-	plugin->description = "Logs users entering and leaving the hub.";
-	plugin->ptr = NULL;
-	plugin->plugin_api_version = PLUGIN_API_VERSION;
-	plugin->plugin_funcs_size = sizeof(struct plugin_funcs);
-	memset(&plugin->funcs, 0, sizeof(struct plugin_funcs));
+	PLUGIN_INITIALIZE(plugin, "Logging plugin", "1.0", "Logs users entering and leaving the hub.");
 
 	plugin->funcs.on_user_login = log_user_login;
 	plugin->funcs.on_user_login_error = log_user_login_error;