diff '--color=auto' -uNr a/src/Makefile b/src/Makefile
--- a/src/Makefile	2025-03-07 10:43:16.062118401 -0000
+++ b/src/Makefile	2025-03-07 10:42:40.390660824 -0000
@@ -5,11 +5,10 @@
 CFLAGS += -Wall -Wextra --pedantic -Wno-long-long
 CFLAGS += `$(PKG_CONFIG) --cflags $(LUA_PKGNAME) dbus-1`
 CFLAGS += -fPIC
-CFLAGS += -I ../vendor/compat-5.3/c-api
 
 LIBS = `$(PKG_CONFIG) --libs dbus-1`
 
-OBJS = ldbus.o error.o pending_call.o connection.o bus.o message.o message_iter.o timeout.o watch.o ../vendor/compat-5.3/c-api/compat-5.3.o
+OBJS = ldbus.o error.o pending_call.o connection.o bus.o message.o message_iter.o timeout.o watch.o
 
 all:	ldbus.so
 
diff '--color=auto' -uNr a/src/bus.c b/src/bus.c
--- a/src/bus.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/bus.c	2025-03-07 10:42:40.390660824 -0000
@@ -2,7 +2,7 @@
 
 #include <lua.h>
 #include <lauxlib.h>
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>
 
diff '--color=auto' -uNr a/src/connection.c b/src/connection.c
--- a/src/connection.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/connection.c	2025-03-07 10:42:40.390660824 -0000
@@ -3,7 +3,7 @@
 
 #include <lua.h>
 #include <lauxlib.h>
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>
 
diff '--color=auto' -uNr a/src/ldbus.c b/src/ldbus.c
--- a/src/ldbus.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/ldbus.c	2025-03-07 10:42:40.390660824 -0000
@@ -2,7 +2,7 @@
 #include <lua.h>
 #include <lauxlib.h>
 
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>
 
diff '--color=auto' -uNr a/src/message.c b/src/message.c
--- a/src/message.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/message.c	2025-03-07 10:42:40.390660824 -0000
@@ -2,7 +2,7 @@
 
 #include <lua.h>
 #include <lauxlib.h>
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>
 
diff '--color=auto' -uNr a/src/message_iter.c b/src/message_iter.c
--- a/src/message_iter.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/message_iter.c	2025-03-07 10:42:40.390660824 -0000
@@ -4,7 +4,7 @@
 
 #include <lua.h>
 #include <lauxlib.h>
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>
 
diff '--color=auto' -uNr a/src/pending_call.c b/src/pending_call.c
--- a/src/pending_call.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/pending_call.c	2025-03-07 10:42:40.390660824 -0000
@@ -2,7 +2,7 @@
 
 #include <lua.h>
 #include <lauxlib.h>
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>
 
diff '--color=auto' -uNr a/src/timeout.c b/src/timeout.c
--- a/src/timeout.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/timeout.c	2025-03-07 10:42:40.394660763 -0000
@@ -2,7 +2,7 @@
 
 #include <lua.h>
 #include <lauxlib.h>
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>
 
diff '--color=auto' -uNr a/src/watch.c b/src/watch.c
--- a/src/watch.c	2025-03-07 10:43:16.062118401 -0000
+++ b/src/watch.c	2025-03-07 10:42:40.394660763 -0000
@@ -2,7 +2,7 @@
 
 #include <lua.h>
 #include <lauxlib.h>
-#include "compat-5.3.h"
+#include <compat-5.3.h>
 
 #include <dbus/dbus.h>