diff --git a/src/jasper.mk b/src/jasper.mk
index 69ab4c44..e25721a5 100644
--- a/src/jasper.mk
+++ b/src/jasper.mk
@@ -4,8 +4,8 @@ PKG             := jasper
 $(PKG)_WEBSITE  := https://www.ece.uvic.ca/~mdadams/jasper/
 $(PKG)_DESCR    := JasPer
 $(PKG)_IGNORE   :=
-$(PKG)_VERSION  := 2.0.16
-$(PKG)_CHECKSUM := f1d8b90f231184d99968f361884e2054a1714fdbbd9944ba1ae4ebdcc9bbfdb1
+$(PKG)_VERSION  := 2.0.19
+$(PKG)_CHECKSUM := b9d16162a088617ada36450f2374d72165377cb64b33ed197c200bcfb73ec76c
 $(PKG)_GH_CONF  := mdadams/jasper/tags, version-
 $(PKG)_DEPS     := cc jpeg
 
diff --git a/src/qtimageformats-1-fixes.patch b/src/qtimageformats-1-fixes.patch
new file mode 100644
index 00000000..4bce01df
--- /dev/null
+++ b/src/qtimageformats-1-fixes.patch
@@ -0,0 +1,23 @@
+This file is part of MXE. See LICENSE.md for licensing information.
+
+Contains ad hoc patches for cross building.
+
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Mark Brand <mabrand@mabrand.nl>
+Date: Wed, 29 Jul 2020 01:47:16 +0200
+Subject: [PATCH 1/1] add missing header for pow()
+
+
+diff --git a/src/plugins/imageformats/jp2/qjp2handler.cpp b/src/plugins/imageformats/jp2/qjp2handler.cpp
+index 1111111..2222222 100644
+--- a/src/plugins/imageformats/jp2/qjp2handler.cpp
++++ b/src/plugins/imageformats/jp2/qjp2handler.cpp
+@@ -46,6 +46,8 @@
+ 
+ #include <jasper/jasper.h>
+ 
++#include <math.h>
++
+ QT_BEGIN_NAMESPACE
+ 
+ class QJp2HandlerPrivate