diff --git a/.gitignore b/.gitignore
index c9cf552..f255283 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /ae717b945dea2ca46c2e3ed0c97cb4bfc4fa7252
 /7651d2116fd74c7803ea00ab1da7cf3d00faf44c
 /1165cf712713af48c61c4782ad5c9477c4574708
+/d040db5585d33dc36bd8ae093c024583ef1b4f74
diff --git a/sources b/sources
index d872489..7eac43c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (1165cf712713af48c61c4782ad5c9477c4574708) = bd29ac60be72865e4c3cc3d4cb59ecd9f3930ab7d89d25c966169edc4a2a40e3643b1f9a2664f667e07d9259547c34965eecc4683acb953809502f2a7167a0e8
+SHA512 (d040db5585d33dc36bd8ae093c024583ef1b4f74) = 6ff917891901f46981b009d9f7df990e1bfd354aec8e77baa939dcdafb2a849019e8103b607b7cab665ec906445b97a4e0bd2857b5646831e5a8f01875916990
diff --git a/stlink.spec b/stlink.spec
index 0b90b68..155e547 100644
--- a/stlink.spec
+++ b/stlink.spec
@@ -1,6 +1,9 @@
-%global gitcommit_full 1165cf712713af48c61c4782ad5c9477c4574708
+%global gitcommit_full d040db5585d33dc36bd8ae093c024583ef1b4f74
 %global gitcommit %(c=%{gitcommit_full}; echo ${c:0:7})
-%global date 20190216
+%global date 20190513
+
+%global optflags %{optflags} -flto
+%global build_ldflags %{build_ldflags} -flto
 
 Name:           stlink
 Version:        1.5.1
@@ -12,7 +15,7 @@ Url:            https://github.com/texane/stlink
 Source0:        https://github.com/texane/stlink/tarball/%{gitcommit_full}
 
 BuildRequires:  gcc
-BuildRequires:  cmake
+BuildRequires:  cmake3
 BuildRequires:  pkgconfig(gtk+-3.0)
 BuildRequires:  pkgconfig(udev)
 BuildRequires:  pkgconfig(libusb-1.0)
@@ -43,7 +46,13 @@ Include files and mandatory libraries for development.
 %build
 mkdir build
 pushd build
-    %cmake .. -DSTLINK_UDEV_RULES_DIR="%{_udevrulesdir}" -DSTLINK_STATIC_LIB=OFF
+    %cmake3 \
+        -DCMAKE_AR=/usr/bin/gcc-ar \
+        -DCMAKE_RANLIB=/usr/bin/gcc-ranlib \
+        -DCMAKE_NM=/usr/bin/gcc-nm \
+        -DSTLINK_UDEV_RULES_DIR="%{_udevrulesdir}" \
+        -DSTLINK_STATIC_LIB=OFF \
+        ..
     %make_build
 popd
 
@@ -75,6 +84,9 @@ desktop-file-validate %{buildroot}%{_datadir}/applications/%{name}-gui.desktop
 %{_libdir}/pkgconfig/*.pc
 
 %changelog
+* Mon May 20 2019 Vasiliy N. Glazov <vascom2@gmail.com> - 1.5.1-0.3.20190513gitd040db5
+- Update to latest git
+
 * Tue Feb 19 2019 Kalev Lember <klember@redhat.com> - 1.5.1-0.3.20190216git1165cf7
 - Rebuilt against fixed atk (#1626575)