diff --git a/include/messages.h b/include/messages.h
index 0b850d0a..207b12c4 100644
--- a/include/messages.h
+++ b/include/messages.h
@@ -202,7 +202,7 @@
 #define NUMERIC_STR_670      ":STARTTLS successful, proceed with TLS handshake"
 #define NUMERIC_STR_671      "%s :is using a secure connection"
 #define NUMERIC_STR_691      ":%s"
-#define NUMERIC_STR_702      ":%s 702 %s %s 0x%x %s %s"
+#define NUMERIC_STR_702      ":%s 702 %s %s 0x%lx %s %s"
 #define NUMERIC_STR_703      ":%s 703 %s :End of /MODLIST."
 #define NUMERIC_STR_704      ":%s 704 %s %s :%s"
 #define NUMERIC_STR_705      ":%s 705 %s %s :%s"
diff --git a/src/modules.c b/src/modules.c
index 764a2c7a..692c14fa 100644
--- a/src/modules.c
+++ b/src/modules.c
@@ -458,7 +458,7 @@ mo_modlist(struct Client *client_p, struct Client *source_p, int parc, const cha
 				sendto_one(source_p, form_str(RPL_MODLIST),
 					   me.name, source_p->name,
 					   modlist[i]->name,
-					   modlist[i]->address,
+					   (unsigned long)(uintptr_t)modlist[i]->address,
 					   modlist[i]->version, modlist[i]->core ? "(core)" : "");
 			}
 		}
@@ -466,7 +466,8 @@ mo_modlist(struct Client *client_p, struct Client *source_p, int parc, const cha
 		{
 			sendto_one(source_p, form_str(RPL_MODLIST),
 				   me.name, source_p->name, modlist[i]->name,
-				   modlist[i]->address, modlist[i]->version,
+				   (unsigned long)(uintptr_t)modlist[i]->address,
+				   modlist[i]->version,
 				   modlist[i]->core ? "(core)" : "");
 		}
 	}