diff --git a/.gitignore b/.gitignore
index c427b54..a690c0d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,3 +38,4 @@
 /gmsh-4.2.1-source-fedora.tar.xz
 /gmsh-4.2.2-source-fedora.tar.xz
 /gmsh-4.2.3-source-fedora.tar.xz
+/gmsh-4.3.0-source-fedora.tar.xz
diff --git a/gmsh.spec b/gmsh.spec
index f1a0875..8ef2415 100644
--- a/gmsh.spec
+++ b/gmsh.spec
@@ -3,7 +3,7 @@
 
 Name:       gmsh
 Summary:    A three-dimensional finite element mesh generator
-Version:    4.2.3
+Version:    4.3.0
 Release:    1%{?dist}
 
 # gmsh is GPLv2+ with exceptions, see LICENSE.txt
@@ -339,7 +339,7 @@ rm -f %{buildroot}%{_defaultdocdir}/%{name}/LICENSE.txt
 
 %files libs
 %license LICENSE.txt
-%{_libdir}/libgmsh.so.4.2*
+%{_libdir}/libgmsh.so.4.3*
 
 %files -n python3-%{name}
 %{python3_sitelib}/gmsh.py
@@ -357,7 +357,7 @@ rm -f %{buildroot}%{_defaultdocdir}/%{name}/LICENSE.txt
 
 %files openmpi-libs
 %license LICENSE.txt
-%{_libdir}/openmpi/lib/libgmsh.so.4.2*
+%{_libdir}/openmpi/lib/libgmsh.so.4.3*
 %endif
 
 %if %{with mpich}
@@ -372,11 +372,14 @@ rm -f %{buildroot}%{_defaultdocdir}/%{name}/LICENSE.txt
 
 %files mpich-libs
 %license LICENSE.txt
-%{_libdir}/mpich/lib/libgmsh.so.4.2*
+%{_libdir}/mpich/lib/libgmsh.so.4.3*
 %endif
 
 
 %changelog
+* Fri Apr 19 2019 Sandro Mani <manisandro@gmail.com> - 4.3.0-1
+- Update to 4.3.0
+
 * Thu Apr 04 2019 Sandro Mani <manisandro@gmail.com> - 4.2.3-1
 - Update to 4.2.3
 
diff --git a/gmsh_build.patch b/gmsh_build.patch
index 58a4a2f..06247ed 100644
--- a/gmsh_build.patch
+++ b/gmsh_build.patch
@@ -1,6 +1,6 @@
-diff -rupN gmsh-4.2.3-source/Common/CommandLine.cpp gmsh-4.2.3-source-new/Common/CommandLine.cpp
---- gmsh-4.2.3-source/Common/CommandLine.cpp	2019-04-04 10:31:13.469381388 +0200
-+++ gmsh-4.2.3-source-new/Common/CommandLine.cpp	2019-04-04 10:31:13.471381345 +0200
+diff -rupN gmsh-4.3.0-source/Common/CommandLine.cpp gmsh-4.3.0-source-new/Common/CommandLine.cpp
+--- gmsh-4.3.0-source/Common/CommandLine.cpp	2019-04-19 22:52:22.064137747 +0200
++++ gmsh-4.3.0-source-new/Common/CommandLine.cpp	2019-04-19 22:52:22.067137724 +0200
 @@ -22,15 +22,6 @@
  #include "GmshGlobal.h"
  #include "StringUtils.h"
@@ -33,9 +33,9 @@ diff -rupN gmsh-4.2.3-source/Common/CommandLine.cpp gmsh-4.2.3-source-new/Common
  int GetGmshMajorVersion(){ return GMSH_MAJOR_VERSION; }
  int GetGmshMinorVersion(){ return GMSH_MINOR_VERSION; }
  int GetGmshPatchVersion(){ return GMSH_PATCH_VERSION; }
-diff -rupN gmsh-4.2.3-source/Fltk/helpWindow.cpp gmsh-4.2.3-source-new/Fltk/helpWindow.cpp
---- gmsh-4.2.3-source/Fltk/helpWindow.cpp	2019-04-04 10:31:13.469381388 +0200
-+++ gmsh-4.2.3-source-new/Fltk/helpWindow.cpp	2019-04-04 10:31:13.471381345 +0200
+diff -rupN gmsh-4.3.0-source/Fltk/helpWindow.cpp gmsh-4.3.0-source-new/Fltk/helpWindow.cpp
+--- gmsh-4.3.0-source/Fltk/helpWindow.cpp	2019-04-19 22:52:22.064137747 +0200
++++ gmsh-4.3.0-source-new/Fltk/helpWindow.cpp	2019-04-19 22:52:22.067137724 +0200
 @@ -3,13 +3,18 @@
  // See the LICENSE.txt file for license information. Please report all
  // issues on https://gitlab.onelab.info/gmsh/gmsh/issues.
diff --git a/gmsh_c++14.patch b/gmsh_c++14.patch
index 07b4d80..1ab0d51 100644
--- a/gmsh_c++14.patch
+++ b/gmsh_c++14.patch
@@ -1,6 +1,6 @@
-diff -rupN gmsh-4.2.3-source/CMakeLists.txt gmsh-4.2.3-source-new/CMakeLists.txt
---- gmsh-4.2.3-source/CMakeLists.txt	2019-04-04 10:31:13.245386157 +0200
-+++ gmsh-4.2.3-source-new/CMakeLists.txt	2019-04-04 10:31:13.248386094 +0200
+diff -rupN gmsh-4.3.0-source/CMakeLists.txt gmsh-4.3.0-source-new/CMakeLists.txt
+--- gmsh-4.3.0-source/CMakeLists.txt	2019-04-19 22:52:21.843139438 +0200
++++ gmsh-4.3.0-source-new/CMakeLists.txt	2019-04-19 22:52:21.845139422 +0200
 @@ -43,7 +43,7 @@ opt(BUILD_ANDROID "Enable Android NDK li
  opt(BUILD_IOS "Enable iOS library target (experimental)" OFF)
  opt(CGNS "Enable CGNS mesh import (experimental)" ${DEFAULT})
diff --git a/gmsh_install.patch b/gmsh_install.patch
index 257a0d1..87136fe 100644
--- a/gmsh_install.patch
+++ b/gmsh_install.patch
@@ -1,6 +1,6 @@
-diff -rupN gmsh-4.2.3-source/CMakeLists.txt gmsh-4.2.3-source-new/CMakeLists.txt
---- gmsh-4.2.3-source/CMakeLists.txt	2019-04-04 10:31:13.678376937 +0200
-+++ gmsh-4.2.3-source-new/CMakeLists.txt	2019-04-04 10:31:13.680376895 +0200
+diff -rupN gmsh-4.3.0-source/CMakeLists.txt gmsh-4.3.0-source-new/CMakeLists.txt
+--- gmsh-4.3.0-source/CMakeLists.txt	2019-04-19 22:52:22.283136047 +0200
++++ gmsh-4.3.0-source-new/CMakeLists.txt	2019-04-19 22:52:22.285136031 +0200
 @@ -1820,7 +1820,7 @@ endif()
  if(ENABLE_BUILD_SHARED OR ENABLE_BUILD_DYNAMIC)
    install(TARGETS shared DESTINATION ${GMSH_LIB} OPTIONAL)
diff --git a/gmsh_julia.patch b/gmsh_julia.patch
index 0fbca53..d9894ed 100644
--- a/gmsh_julia.patch
+++ b/gmsh_julia.patch
@@ -1,6 +1,6 @@
-diff -rupN gmsh-4.2.3-source/CMakeLists.txt gmsh-4.2.3-source-new/CMakeLists.txt
---- gmsh-4.2.3-source/CMakeLists.txt	2019-04-04 10:31:13.362383666 +0200
-+++ gmsh-4.2.3-source-new/CMakeLists.txt	2019-04-04 10:31:13.576379109 +0200
+diff -rupN gmsh-4.3.0-source/CMakeLists.txt gmsh-4.3.0-source-new/CMakeLists.txt
+--- gmsh-4.3.0-source/CMakeLists.txt	2019-04-19 22:52:21.954138594 +0200
++++ gmsh-4.3.0-source-new/CMakeLists.txt	2019-04-19 22:52:22.177136870 +0200
 @@ -1829,7 +1829,7 @@ endif()
  if(ENABLE_BUILD_LIB OR ENABLE_BUILD_SHARED OR ENABLE_BUILD_DYNAMIC)
    install(FILES ${GMSH_API} DESTINATION ${GMSH_INC})
diff --git a/gmsh_med.patch b/gmsh_med.patch
index 02c78c4..03da40c 100644
--- a/gmsh_med.patch
+++ b/gmsh_med.patch
@@ -1,6 +1,6 @@
-diff -rupN gmsh-4.2.3-source/Common/CommandLine.cpp gmsh-4.2.3-source-new/Common/CommandLine.cpp
---- gmsh-4.2.3-source/Common/CommandLine.cpp	2019-03-14 10:43:45.000000000 +0100
-+++ gmsh-4.2.3-source-new/Common/CommandLine.cpp	2019-04-04 10:31:13.364383623 +0200
+diff -rupN gmsh-4.3.0-source/Common/CommandLine.cpp gmsh-4.3.0-source-new/Common/CommandLine.cpp
+--- gmsh-4.3.0-source/Common/CommandLine.cpp	2019-03-14 10:43:45.000000000 +0100
++++ gmsh-4.3.0-source-new/Common/CommandLine.cpp	2019-04-19 22:52:21.956138579 +0200
 @@ -40,7 +40,7 @@
  #endif
  
@@ -10,9 +10,9 @@ diff -rupN gmsh-4.2.3-source/Common/CommandLine.cpp gmsh-4.2.3-source-new/Common
  #endif
  
  #if defined(HAVE_POST)
-diff -rupN gmsh-4.2.3-source/Fltk/helpWindow.cpp gmsh-4.2.3-source-new/Fltk/helpWindow.cpp
---- gmsh-4.2.3-source/Fltk/helpWindow.cpp	2019-03-14 10:43:46.000000000 +0100
-+++ gmsh-4.2.3-source-new/Fltk/helpWindow.cpp	2019-04-04 10:31:13.364383623 +0200
+diff -rupN gmsh-4.3.0-source/Fltk/helpWindow.cpp gmsh-4.3.0-source-new/Fltk/helpWindow.cpp
+--- gmsh-4.3.0-source/Fltk/helpWindow.cpp	2019-03-14 10:43:46.000000000 +0100
++++ gmsh-4.3.0-source-new/Fltk/helpWindow.cpp	2019-04-19 22:52:21.956138579 +0200
 @@ -34,7 +34,7 @@
  #endif
  
@@ -22,9 +22,9 @@ diff -rupN gmsh-4.2.3-source/Fltk/helpWindow.cpp gmsh-4.2.3-source-new/Fltk/help
  #endif
  
  static const char *help_link(Fl_Widget *w, const char *uri)
-diff -rupN gmsh-4.2.3-source/Geo/GModelIO_MED.cpp gmsh-4.2.3-source-new/Geo/GModelIO_MED.cpp
---- gmsh-4.2.3-source/Geo/GModelIO_MED.cpp	2019-03-14 10:43:46.000000000 +0100
-+++ gmsh-4.2.3-source-new/Geo/GModelIO_MED.cpp	2019-04-04 10:31:13.364383623 +0200
+diff -rupN gmsh-4.3.0-source/Geo/GModelIO_MED.cpp gmsh-4.3.0-source-new/Geo/GModelIO_MED.cpp
+--- gmsh-4.3.0-source/Geo/GModelIO_MED.cpp	2019-04-11 22:55:54.000000000 +0200
++++ gmsh-4.3.0-source-new/Geo/GModelIO_MED.cpp	2019-04-19 22:52:21.957138571 +0200
 @@ -26,7 +26,7 @@
  #include "discreteVertex.h"
  #include "Context.h"
@@ -34,9 +34,9 @@ diff -rupN gmsh-4.2.3-source/Geo/GModelIO_MED.cpp gmsh-4.2.3-source-new/Geo/GMod
  
  #if(MED_MAJOR_NUM >= 3)
  // To avoid too many ifdefs below we use defines for the bits of the
-diff -rupN gmsh-4.2.3-source/Post/PViewDataGModelIO.cpp gmsh-4.2.3-source-new/Post/PViewDataGModelIO.cpp
---- gmsh-4.2.3-source/Post/PViewDataGModelIO.cpp	2019-04-03 15:24:30.000000000 +0200
-+++ gmsh-4.2.3-source-new/Post/PViewDataGModelIO.cpp	2019-04-04 10:31:13.364383623 +0200
+diff -rupN gmsh-4.3.0-source/Post/PViewDataGModelIO.cpp gmsh-4.3.0-source-new/Post/PViewDataGModelIO.cpp
+--- gmsh-4.3.0-source/Post/PViewDataGModelIO.cpp	2019-04-19 08:40:45.000000000 +0200
++++ gmsh-4.3.0-source-new/Post/PViewDataGModelIO.cpp	2019-04-19 22:52:21.957138571 +0200
 @@ -469,7 +469,7 @@ void PViewDataGModel::importLists(int N[
  
  #if defined(HAVE_MED)
diff --git a/gmsh_python.patch b/gmsh_python.patch
index be92312..3bd8292 100644
--- a/gmsh_python.patch
+++ b/gmsh_python.patch
@@ -1,6 +1,6 @@
-diff -rupN gmsh-4.2.3-source/CMakeLists.txt gmsh-4.2.3-source-new/CMakeLists.txt
---- gmsh-4.2.3-source/CMakeLists.txt	2019-03-29 12:21:48.000000000 +0100
-+++ gmsh-4.2.3-source-new/CMakeLists.txt	2019-04-04 10:31:13.131388585 +0200
+diff -rupN gmsh-4.3.0-source/CMakeLists.txt gmsh-4.3.0-source-new/CMakeLists.txt
+--- gmsh-4.3.0-source/CMakeLists.txt	2019-04-19 08:40:44.000000000 +0200
++++ gmsh-4.3.0-source-new/CMakeLists.txt	2019-04-19 22:52:21.724140342 +0200
 @@ -1801,6 +1801,8 @@ else()
    set(GMSH_INC ${CMAKE_INSTALL_INCLUDEDIR})
  endif()
@@ -24,9 +24,9 @@ diff -rupN gmsh-4.2.3-source/CMakeLists.txt gmsh-4.2.3-source-new/CMakeLists.txt
    install(FILES ${GMSH_JL} DESTINATION ${GMSH_LIB})
    if(ENABLE_PRIVATE_API)
      install(FILES ${GMSH_PRIVATE_API} DESTINATION ${GMSH_INC}/gmsh)
-diff -rupN gmsh-4.2.3-source/Common/GmshMessage.cpp gmsh-4.2.3-source-new/Common/GmshMessage.cpp
---- gmsh-4.2.3-source/Common/GmshMessage.cpp	2019-03-14 10:43:45.000000000 +0100
-+++ gmsh-4.2.3-source-new/Common/GmshMessage.cpp	2019-04-04 10:31:13.132388564 +0200
+diff -rupN gmsh-4.3.0-source/Common/GmshMessage.cpp gmsh-4.3.0-source-new/Common/GmshMessage.cpp
+--- gmsh-4.3.0-source/Common/GmshMessage.cpp	2019-04-19 08:40:44.000000000 +0200
++++ gmsh-4.3.0-source-new/Common/GmshMessage.cpp	2019-04-19 22:52:21.724140342 +0200
 @@ -154,12 +154,6 @@ void Msg::Init(int argc, char **argv)
    if(CTX::instance()->exeFileName.empty() && argc && argv)
      CTX::instance()->exeFileName = argv[0];
diff --git a/sources b/sources
index fcb9350..3ae1f6c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gmsh-4.2.3-source-fedora.tar.xz) = 4859473a2dec4af97a0d427d1ed76d38d493220da0dfb88427a79e1d7d529f1f35b9095eb6b3c828c83f029cf385fcd9027aa6ca4ee7b9a2add5807e49363904
+SHA512 (gmsh-4.3.0-source-fedora.tar.xz) = 5fddab82c6bd6c812fce6e6789b8ef22fdb8b9b5630b9fc167d0c75c2eef2a8cb537dc2794f33079fb780dd6edb520699718f120e1ae04c24872e008cfc04e30