diff --git a/src/wt-1-fixes.patch b/src/wt-1-fixes.patch
index 09260dbf..51de7126 100644
--- a/src/wt-1-fixes.patch
+++ b/src/wt-1-fixes.patch
@@ -5,7 +5,7 @@ Contains ad hoc patches for cross building.
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Boris Nagaev <bnagaev@gmail.com>
 Date: Sat, 1 Apr 2017 15:17:43 +0200
-Subject: [PATCH 1/5] Wt fixes
+Subject: [PATCH 1/3] Wt fixes
 
 
 diff --git a/cmake/WtFindGm.txt b/cmake/WtFindGm.txt
@@ -55,37 +55,10 @@ index 1111111..2222222 100644
  IF (PANGO_INCLUDE_DIR
      AND FT2_INCLUDE_DIR
 
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Tony Theodore <tonyt@logyst.com>
-Date: Wed, 15 Aug 2018 13:28:31 +1000
-Subject: [PATCH 2/5] fix w32 build posix threads enabled
-
-
-diff --git a/src/http/Reply.C b/src/http/Reply.C
-index 1111111..2222222 100644
---- a/src/http/Reply.C
-+++ b/src/http/Reply.C
-@@ -25,6 +25,7 @@
- 
- #ifdef WT_WIN32
- #ifndef __MINGW32__
-+#ifndef _POSIX_THREAD_SAFE_FUNCTIONS
- // gmtime_r can be defined by mingw
- #ifndef gmtime_r
- namespace {
-@@ -43,6 +44,7 @@ struct tm* gmtime_r(const time_t* t, struct tm* r)
- #endif // gmtime_r
- #endif
- #endif
-+#endif
- 
- namespace Wt {
-   LOGGER("wthttp");
-
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Mark Brand <mabrand@mabrand.nl>
 Date: Mon, 17 Sep 2018 23:31:42 +0200
-Subject: [PATCH 3/5] fix missing gmtime_r definition
+Subject: [PATCH 2/3] fix missing gmtime_r definition
 
 
 diff --git a/src/http/Reply.C b/src/http/Reply.C
@@ -104,9 +77,22 @@ index 1111111..2222222 100644
 From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
 From: Mark Brand <mabrand@mabrand.nl>
 Date: Sat, 6 Jul 2019 17:25:06 +0200
-Subject: [PATCH 4/5] fix build on case senstive filesystem
+Subject: [PATCH 3/3] fix build on case senstive filesystem
 
 
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index 1111111..2222222 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -574,7 +574,7 @@ IF(HAVE_SSL)
+   TARGET_LINK_LIBRARIES(wt PRIVATE ${OPENSSL_LIBRARIES})
+   INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
+   IF(WIN32)
+-    TARGET_LINK_LIBRARIES(wt PRIVATE Crypt32.lib)
++    TARGET_LINK_LIBRARIES(wt PRIVATE crypt32.lib)
+   ENDIF(WIN32)
+ ELSE(HAVE_SSL)
+   MESSAGE("** Disabling crypto support (Auth::SHA1HashFunction, HTTPS support): requires OpenSSL.")
 diff --git a/src/Wt/Dbo/backend/MySQL.C b/src/Wt/Dbo/backend/MySQL.C
 index 1111111..2222222 100644
 --- a/src/Wt/Dbo/backend/MySQL.C
@@ -137,36 +123,3 @@ index 1111111..2222222 100644
  #endif // WT_WIN32
  
  #include "Wt/Dbo/backend/Postgres.h"
-
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Tony Theodore <tonyt@logyst.com>
-Date: Sat, 9 Nov 2019 01:33:27 +1100
-Subject: [PATCH 5/5] fix build on case senstive filesystem
-
-
-diff --git a/cmake/WtFindOdbc.txt b/cmake/WtFindOdbc.txt
-index 1111111..2222222 100644
---- a/cmake/WtFindOdbc.txt
-+++ b/cmake/WtFindOdbc.txt
-@@ -6,7 +6,7 @@
- # - ODBC_PREFIX
- 
- IF(WIN32)
--SET(ODBC_LIBRARY Odbc32)
-+SET(ODBC_LIBRARY odbc32)
- SET(ODBC_LIBRARIES ${ODBC_LIBRARY})
- SET(ODBC_INCLUDE "")
- SET(ODBC_FOUND TRUE)
-diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
-index 1111111..2222222 100644
---- a/src/CMakeLists.txt
-+++ b/src/CMakeLists.txt
-@@ -559,7 +559,7 @@ IF(HAVE_SSL)
-   TARGET_LINK_LIBRARIES(wt PRIVATE ${OPENSSL_LIBRARIES})
-   INCLUDE_DIRECTORIES(${OPENSSL_INCLUDE_DIR})
-   IF(WIN32)
--    TARGET_LINK_LIBRARIES(wt PRIVATE Crypt32.lib)
-+    TARGET_LINK_LIBRARIES(wt PRIVATE crypt32.lib)
-   ENDIF(WIN32)
- ELSE(HAVE_SSL)
-   MESSAGE("** Disabling crypto support (Auth::SHA1HashFunction, HTTPS support): requires OpenSSL.")
diff --git a/src/wt.mk b/src/wt.mk
index 32a84477..06ee193e 100644
--- a/src/wt.mk
+++ b/src/wt.mk
@@ -4,8 +4,8 @@ PKG             := wt
 $(PKG)_WEBSITE  := https://www.webtoolkit.eu/
 $(PKG)_DESCR    := Wt
 $(PKG)_IGNORE   :=
-$(PKG)_VERSION  := 4.1.2
-$(PKG)_CHECKSUM := 586c682124db56bc339051e1ec76305f94d34e6167c4f9f58c5b7f73894a0fea
+$(PKG)_VERSION  := 4.3.1
+$(PKG)_CHECKSUM := 6c0130f36c829ed67119679770c2f62d7768a62eaa281bb10070c4cf1b145139
 $(PKG)_GH_CONF  := emweb/wt/tags
 $(PKG)_DEPS     := cc boost graphicsmagick libharu openssl pango postgresql sqlite