diff --git a/apvlv-0.1.5-cflags.patch b/apvlv-0.1.5-cflags.patch
deleted file mode 100644
index d1859fa..0000000
--- a/apvlv-0.1.5-cflags.patch
+++ /dev/null
@@ -1,20 +0,0 @@
-diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
-index ae9ae09..5831e7a 100644
---- a/src/CMakeLists.txt
-+++ b/src/CMakeLists.txt
-@@ -1,13 +1,11 @@
- IF (WIN32)
-   ADD_DEFINITIONS (-D_CRT_SECURE_NO_WARNINGS)
- ELSE (WIN32)
--  SET (CMAKE_CXX_FLAGS "-Wall -fno-strict-aliasing")
-+  SET (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -fno-strict-aliasing")
- 
-   OPTION (APVLV_ENABLE_DEBUG "If build binary with debug infomations." OFF)
-   IF (APVLV_ENABLE_DEBUG)
--    SET (CMAKE_CXX_FLAGS "-D_DEBUG -g ${CMAKE_CXX_FLAGS}")
--  ELSE (APVLV_ENABLE_DEBUG)
--    SET (CMAKE_CXX_FLAGS "-O2 ${CMAKE_CXX_FLAGS}")
-+    SET (CMAKE_CXX_FLAGS "-D_DEBUG ${CMAKE_CXX_FLAGS}")
-   ENDIF (APVLV_ENABLE_DEBUG)
- ENDIF (WIN32)
- 
diff --git a/apvlv-0.1.5-gcc6.patch b/apvlv-0.1.5-gcc6.patch
deleted file mode 100644
index 0ffe365..0000000
--- a/apvlv-0.1.5-gcc6.patch
+++ /dev/null
@@ -1,12 +0,0 @@
-diff -Naur apvlv-0.1.5.orig/src/ApvlvParams.cc apvlv-0.1.5/src/ApvlvParams.cc
---- apvlv-0.1.5.orig/src/ApvlvParams.cc	2015-01-10 15:04:24.000000000 +0100
-+++ apvlv-0.1.5/src/ApvlvParams.cc	2017-02-09 20:03:08.655402750 +0100
-@@ -90,7 +90,7 @@
- 	return false;
-       }
- 
--    while ((getline (os, str)) != NULL)
-+    while (getline (os, str))
-       {
- 	string argu, data, crap;
- 	stringstream is (str);
diff --git a/apvlv-0.1.5-gcc7.patch b/apvlv-0.1.5-gcc7.patch
deleted file mode 100644
index e55f277..0000000
--- a/apvlv-0.1.5-gcc7.patch
+++ /dev/null
@@ -1,22 +0,0 @@
---- apvlv-0.1.5+dfsg.orig/src/ApvlvCmds.cc
-+++ apvlv-0.1.5+dfsg/src/ApvlvCmds.cc
-@@ -200,7 +200,7 @@ namespace apvlv
- 
-     if (len >= 4
- 	&& *s == '<'
--	&& (e = strchr ((char *) s, '>')) != '\0' && *(s + 2) != '-')
-+	&& (e = strchr ((char *) s, '>')) && *(s + 2) != '-')
-       {
- 	e++;
- 	StringKeyMap::iterator it;
---- apvlv-0.1.5+dfsg.orig/src/ApvlvCore.cc
-+++ apvlv-0.1.5+dfsg/src/ApvlvCore.cc
-@@ -90,7 +90,7 @@ namespace apvlv
-   {
-     mInuse = use;
- 
--    if (mInuse == false && gView->hasloaded (filename (), type ()) == false)
-+    if (mInuse == false && !gView->hasloaded (filename (), type ()))
-       {
- 	debug ("core :%p is not needed, delete it\n", this);
- 	delete this;
diff --git a/fix-build-with-poppler-0.73.0.patch b/fix-build-with-poppler-0.73.0.patch
deleted file mode 100644
index d2a7831..0000000
--- a/fix-build-with-poppler-0.73.0.patch
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/src/ApvlvPdf.cc b/src/ApvlvPdf.cc
-index 765b112..83d133f 100644
---- a/src/ApvlvPdf.cc
-+++ b/src/ApvlvPdf.cc
-@@ -29,7 +29,7 @@
- #include "ApvlvPdf.h"
-
- #ifndef POPPLER_WITH_GDK
--#include <goo/gtypes.h>
-+#include <goo/gfile.h>
-
- static void
- copy_cairo_surface_to_pixbuf (cairo_surface_t *surface,