diff --git a/extensions/sno_channelcreate.c b/extensions/sno_channelcreate.c
index 58627999..d3ab9f55 100644
--- a/extensions/sno_channelcreate.c
+++ b/extensions/sno_channelcreate.c
@@ -21,7 +21,10 @@ mapi_hfn_list_av1 scc_hfnlist[] = {
 	{ NULL, NULL }
 };
 
-DECLARE_MODULE_AV2(sno_channelcreate, _modinit, _moddeinit, NULL, NULL, scc_hfnlist, NULL, NULL, NULL);
+static const char sno_desc[] =
+	"Adds server notice mask +l that allows operators to receive channel creation notices";
+
+DECLARE_MODULE_AV2(sno_channelcreate, _modinit, _moddeinit, NULL, NULL, scc_hfnlist, NULL, NULL, sno_desc);
 
 static int
 _modinit(void)
diff --git a/extensions/sno_farconnect.c b/extensions/sno_farconnect.c
index d1c1a900..36e2dbae 100644
--- a/extensions/sno_farconnect.c
+++ b/extensions/sno_farconnect.c
@@ -26,7 +26,10 @@ mapi_hfn_list_av1 gcn_hfnlist[] = {
 	{ NULL, NULL }
 };
 
-DECLARE_MODULE_AV2(globalconnexit, _modinit, _moddeinit, NULL, NULL, gcn_hfnlist, NULL, NULL, NULL);
+static const char sno_desc[] =
+	"Adds server notice mask +F that allows operators to receive notices for connections on other servers";
+
+DECLARE_MODULE_AV2(globalconnexit, _modinit, _moddeinit, NULL, NULL, gcn_hfnlist, NULL, NULL, sno_desc);
 
 static int
 _modinit(void)
diff --git a/extensions/sno_globalkline.c b/extensions/sno_globalkline.c
index 630b0607..acee03c2 100644
--- a/extensions/sno_globalkline.c
+++ b/extensions/sno_globalkline.c
@@ -22,6 +22,9 @@ mapi_hfn_list_av1 gla_hfnlist[] = {
 	{ NULL, NULL }
 };
 
+static const char sno_desc[] =
+	"Adds server notices for global XLINEs, KLINEs, and DLINEs";
+
 DECLARE_MODULE_AV2(globallineactive, NULL, NULL, NULL, NULL, gla_hfnlist, NULL, NULL, NULL);
 
 static void
diff --git a/extensions/sno_globalnickchange.c b/extensions/sno_globalnickchange.c
index 3d75e8ad..17ef37cd 100644
--- a/extensions/sno_globalnickchange.c
+++ b/extensions/sno_globalnickchange.c
@@ -19,7 +19,10 @@ mapi_hfn_list_av1 gcn_hfnlist[] = {
 	{ NULL, NULL }
 };
 
-DECLARE_MODULE_AV2(globalnickchange, _modinit, NULL, NULL, NULL, gcn_hfnlist, NULL, NULL, NULL);
+static const char sno_desc[] =
+	"Adds server notices for remote nick changes";
+
+DECLARE_MODULE_AV2(globalnickchange, _modinit, NULL, NULL, NULL, gcn_hfnlist, NULL, NULL, sno_desc);
 
 static int
 _modinit(void)
diff --git a/extensions/sno_globaloper.c b/extensions/sno_globaloper.c
index 97509443..7bf7a191 100644
--- a/extensions/sno_globaloper.c
+++ b/extensions/sno_globaloper.c
@@ -18,7 +18,10 @@ mapi_hfn_list_av1 sgo_hfnlist[] = {
 	{ NULL, NULL }
 };
 
-DECLARE_MODULE_AV2(sno_globaloper, NULL, NULL, NULL, NULL, sgo_hfnlist, NULL, NULL, NULL);
+static const char sno_desc[] =
+	"Adds server notices for remote oper up";
+
+DECLARE_MODULE_AV2(sno_globaloper, NULL, NULL, NULL, NULL, sgo_hfnlist, NULL, NULL, sno_desc);
 
 static void
 h_sgo_umode_changed(void *vdata)
diff --git a/extensions/sno_whois.c b/extensions/sno_whois.c
index 93c07c8e..56d857ca 100644
--- a/extensions/sno_whois.c
+++ b/extensions/sno_whois.c
@@ -38,7 +38,16 @@ fini(void)
 	snomask_modes['W'] = 0;
 }
 
-DECLARE_MODULE_AV2(sno_whois, init, fini, NULL, NULL, whois_hfnlist, NULL, NULL, NULL);
+static const char sno_desc[] =
+	"Adds server notice mask +W that allows "
+#ifdef OPERONLY
+	"operators"
+#else
+	"users"
+#endif
+	" to receive notices for when a WHOIS has been done on them";
+
+DECLARE_MODULE_AV2(sno_whois, init, fini, NULL, NULL, whois_hfnlist, NULL, NULL, sno_desc);
 
 void
 show_whois(hook_data_client *data)