diff --git a/gnucash-3.8b.tar.bz2 b/gnucash-3.8b.tar.bz2
deleted file mode 100644
index ff02777..0000000
--- a/gnucash-3.8b.tar.bz2
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:0f5eca83d8836a325d9a02c6ed7b4d53e59abcff974e5d90914c9e15d7a87f37
-size 14285584
diff --git a/gnucash-3.9.tar.bz2 b/gnucash-3.9.tar.bz2
new file mode 100644
index 0000000..71ee3ad
--- /dev/null
+++ b/gnucash-3.9.tar.bz2
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8d02dddc7cbc9d7324f4b577825dffffb8c4c938746701407e7b04bd647eb9ff
+size 14174108
diff --git a/gnucash.changes b/gnucash.changes
index 33eaadf..bf6b4ff 100644
--- a/gnucash.changes
+++ b/gnucash.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Apr  8 08:48:23 UTC 2020 - Paolo Stivanin <info@paolostivanin.com>
+
+- Upgrade to 3.9:
+  * this release brings lots of fixes
+
 -------------------------------------------------------------------
 Sat Jan 18 10:48:24 UTC 2020 - Jonathan Brielmaier <jbrielmaier@suse.de>
 
diff --git a/gnucash.spec b/gnucash.spec
index a341e54..88da9cd 100644
--- a/gnucash.spec
+++ b/gnucash.spec
@@ -19,7 +19,7 @@
 %define __builder ninja
 
 Name:           gnucash
-Version:        3.8b
+Version:        3.9
 Release:        0
 Summary:        Personal Finance Manager
 License:        SUSE-GPL-2.0-with-openssl-exception OR SUSE-GPL-3.0-with-openssl-exception
@@ -117,12 +117,11 @@ a personal finance manager.
 %lang_package
 
 %prep
-%autosetup -p1 -n %{name}-3.8
+%autosetup -p1 -n %{name}-%{version}
 
 %build
-export CFLAGS="-Wno-error"
-export CXXFLAGS="-Wno-error"
 %define _lto_cflags %{nil}
+%define __builder ninja
 %cmake \
     -DCMAKE_SKIP_RPATH=OFF \
     -DCMAKE_BUILD_WITH_INSTALL_RPATH=ON \
@@ -131,7 +130,7 @@ export CXXFLAGS="-Wno-error"
     -DGTEST_ROOT=%{_includedir}/gtest \
     -DWITH_PYTHON=ON \
     -DCOMPILE_GSCHEMAS=OFF
-%make_jobs
+%cmake_build
 
 %install
 %cmake_install