diff --git a/.gitignore b/.gitignore
index fa94880..e3eeb88 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,5 @@
-SOURCES/pgaudit-1.5.0.tar.gz
+/pgaudit-1.2.0.tar.gz
+/pgaudit-1.3.0.tar.gz
+/pgaudit-1.3.1.tar.gz
+/pgaudit-1.4.0.tar.gz
 /pgaudit-1.5.0.tar.gz
diff --git a/pgaudit-pgsql12compat.patch b/pgaudit-pgsql12compat.patch
new file mode 100644
index 0000000..a0f6ccc
--- /dev/null
+++ b/pgaudit-pgsql12compat.patch
@@ -0,0 +1,29 @@
+diff -rup pgaudit-1.3.0-orig/pgaudit.c pgaudit-1.3.0/pgaudit.c
+--- pgaudit-1.3.0-orig/pgaudit.c	2019-07-26 08:32:56.173668080 +0200
++++ pgaudit-1.3.0/pgaudit.c	2019-07-26 10:56:47.956677102 +0200
+@@ -13,6 +13,7 @@
+ #include "access/htup_details.h"
+ #include "access/sysattr.h"
+ #include "access/xact.h"
++#include "access/relation.h"
+ #include "catalog/catalog.h"
+ #include "catalog/objectaccess.h"
+ #include "catalog/pg_class.h"
+@@ -994,7 +995,7 @@ log_select_dml(Oid auditOid, List *range
+         relOid = rte->relid;
+         rel = relation_open(relOid, NoLock);
+ 
+-        if (!auditLogCatalog && IsSystemNamespace(RelationGetNamespace(rel)))
++        if (!auditLogCatalog && IsCatalogNamespace(RelationGetNamespace(rel)))
+         {
+             relation_close(rel, NoLock);
+             continue;
+@@ -1206,7 +1207,7 @@ log_function_execute(Oid objectId)
+      * Logging execution of all pg_catalog functions would make the log
+      * unusably noisy.
+      */
+-    if (IsSystemNamespace(proc->pronamespace))
++    if (IsCatalogNamespace(proc->pronamespace))
+     {
+         ReleaseSysCache(proctup);
+         return;