diff --git a/.gitignore b/.gitignore
index 51442a0..79c02c0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,4 @@ guitarix-0.11.0.tar.bz2
 /guitarix2-0.35.2.tar.xz
 /guitarix2-0.36.1.tar.xz
 /guitarix2-0.37.3.tar.xz
+/guitarix2-0.38.1.tar.xz
diff --git a/guitarix-0.37.3-boost-noncopyable.patch b/guitarix-0.37.3-boost-noncopyable.patch
deleted file mode 100644
index 226a365..0000000
--- a/guitarix-0.37.3-boost-noncopyable.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- a/trunk/src/headers/engine.h
-+++ b/trunk/src/headers/engine.h
-@@ -38,6 +38,7 @@
- #include <algorithm>
- #include <sys/stat.h>
- #include <boost/format.hpp>
-+#include <boost/noncopyable.hpp>
- #include <boost/thread/mutex.hpp>
- #include <glibmm/i18n.h>     // NOLINT
- #include <glibmm/optioncontext.h>   // NOLINT
diff --git a/guitarix.spec b/guitarix.spec
index 8984218..5ad98b4 100644
--- a/guitarix.spec
+++ b/guitarix.spec
@@ -3,15 +3,16 @@
 %global altname gx_head
 %global altname2 guitarix2
 
+# Workaround for rhbz#1721348
+%define __brp_strip_static_archive %{nil}
+
 Name:           guitarix
-Version:        0.37.3
-Release:        3%{?dist}
+Version:        0.38.1
+Release:        1%{?dist}
 Summary:        Mono amplifier to JACK
 License:        GPLv2+
 URL:            http://guitarix.sourceforge.net/
 Source0:        http://sourceforge.net/projects/%{name}/files/%{name}/%{altname2}-%{version}.tar.xz
-# https://sourceforge.net/p/guitarix/bugs/74/
-Patch0:         %{name}-0.37.3-boost-noncopyable.patch
 
 BuildRequires:  gcc-c++
 BuildRequires:  python2
@@ -132,7 +133,6 @@ guitarix, but can also be used by any other ladspa host.
 
 %prep
 %setup -q -n %{name}-%{version}
-%patch0 -p2 -b .boost-noncopyable
 
 # Fix unversioned python shebangs
 pathfix.py -pni %{_bindir}/python2 \
@@ -148,6 +148,7 @@ rm -fr src/zita-convolver src/zita-resampler
 sed -i -e 's|-O3||' wscript
 
 %build
+%set_build_flags
 ./waf -vv configure --prefix=%{_prefix} --libdir=%{_libdir}                  \
       --cxxflags="-std=c++0x -fomit-frame-pointer -ftree-loop-linear         \
       -ffinite-math-only -fno-math-errno -fno-signed-zeros -fstrength-reduce \
@@ -220,6 +221,9 @@ chmod 755 %{buildroot}%{_libdir}/glade/modules/libgladegx.so
 %{_libdir}/lv2/*
 
 %changelog
+* Mon Jun 24 2019 Guido Aulisi <guido.aulisi@gmail.com> - 0.38.1-1
+- Update to 0.38.1
+
 * Fri Feb 01 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.37.3-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
 
diff --git a/sources b/sources
index 8d7966d..034769a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (guitarix2-0.37.3.tar.xz) = 9cdd60dc5ba1a5ae018968a132b06ef8f7470fdfa0749c9a439f7c8adb1dfd3907f9d35be0b32d839645145075f2a0eb168db732ebaef7690e12e337ba9793a5
+SHA512 (guitarix2-0.38.1.tar.xz) = 54d08b4ed20b9df4c69d0c86e4d668c53fffde8919f5570f376cee903926bd01945169d177d0d45976569ea55b28f8dca7884ac6dfe2f063df6583467559c5b7