diff --git a/contrib/libunwind-cmake/CMakeLists.txt b/contrib/libunwind-cmake/CMakeLists.txt
index f09d0979692..c3a9d20b16f 100644
--- a/contrib/libunwind-cmake/CMakeLists.txt
+++ b/contrib/libunwind-cmake/CMakeLists.txt
@@ -4,6 +4,7 @@ set(LIBUNWIND_CXX_SOURCES
     ${LIBUNWIND_SOURCE_DIR}/src/libunwind.cpp
     ${LIBUNWIND_SOURCE_DIR}/src/Unwind-EHABI.cpp
     ${LIBUNWIND_SOURCE_DIR}/src/Unwind-seh.cpp)
+
 if (APPLE)
     set(LIBUNWIND_CXX_SOURCES ${LIBUNWIND_CXX_SOURCES} ${LIBUNWIND_SOURCE_DIR}/src/Unwind_AppleExtras.cpp)
 endif ()
diff --git a/debian/.pbuilderrc b/debian/.pbuilderrc
index 11c733f1056..9449be7c7d4 100644
--- a/debian/.pbuilderrc
+++ b/debian/.pbuilderrc
@@ -11,11 +11,10 @@
 # sudo ln -s gutsy /usr/share/debootstrap/scripts/bionic
 # sudo ln -s sid /usr/share/debootstrap/scripts/buster
 # build ubuntu:
-# sudo DIST=trusty pbuilder create --configfile debian/.pbuilderrc && DIST=trusty pdebuild --configfile debian/.pbuilderrc
-# sudo DIST=xenial pbuilder create --configfile debian/.pbuilderrc && DIST=xenial pdebuild --configfile debian/.pbuilderrc
-# sudo DIST=zesty  pbuilder create --configfile debian/.pbuilderrc && DIST=zesty  pdebuild --configfile debian/.pbuilderrc
-# sudo DIST=artful pbuilder create --configfile debian/.pbuilderrc && DIST=artful pdebuild --configfile debian/.pbuilderrc
 # sudo DIST=bionic pbuilder create --configfile debian/.pbuilderrc && DIST=bionic pdebuild --configfile debian/.pbuilderrc
+# sudo DIST=cosmic pbuilder create --configfile debian/.pbuilderrc && DIST=cosmic pdebuild --configfile debian/.pbuilderrc
+# sudo DIST=disco  pbuilder create --configfile debian/.pbuilderrc && DIST=disco  pdebuild --configfile debian/.pbuilderrc
+# sudo DIST=eoan   pbuilder create --configfile debian/.pbuilderrc && DIST=eoan   pdebuild --configfile debian/.pbuilderrc
 # sudo DIST=devel  pbuilder create --configfile debian/.pbuilderrc && DIST=devel  pdebuild --configfile debian/.pbuilderrc
 # build debian:
 # sudo DIST=stable       pbuilder create --configfile debian/.pbuilderrc && DIST=stable       pdebuild --configfile debian/.pbuilderrc
diff --git a/debian/changelog b/debian/changelog
index 563be7c48eb..f562432c4af 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,5 +1,5 @@
-clickhouse (19.15.1.1) unstable; urgency=low
+clickhouse (19.15.1) unstable; urgency=low
 
   * Modified source code
 
- -- clickhouse-release <clickhouse-release@yandex-team.ru>  Fri, 06 Sep 2019 17:58:30 +0300
+ -- proller <proller@yandex-team.ru>  Wed, 11 Sep 2019 15:54:44 +0300
diff --git a/debian/control b/debian/control
index ae1a8d498a6..3ce12b504c2 100644
--- a/debian/control
+++ b/debian/control
@@ -5,7 +5,7 @@ Maintainer: Alexey Milovidov <milovidov@yandex-team.ru>
 Build-Depends: debhelper (>= 9),
                cmake | cmake3,
                ninja-build,
-               gcc-7 [amd64 i386] | gcc-8 [amd64 i386] | gcc-9 [amd64 i386], g++-7 [amd64 i386] | g++-8 [amd64 i386] | g++-9 [amd64 i386],
+               gcc-9 [amd64 i386] | gcc-8 [amd64 i386], g++-9 [amd64 i386] | g++-8 [amd64 i386],
                clang-8 [arm64 armhf] | clang-7 [arm64 armhf] | clang-6.0 [arm64 armhf],
                libc6-dev,
                libicu-dev,
diff --git a/debian/pbuilder-hooks/C99kill-make b/debian/pbuilder-hooks/C99kill-make
index 60be8e0d402..2068e75dc40 100755
--- a/debian/pbuilder-hooks/C99kill-make
+++ b/debian/pbuilder-hooks/C99kill-make
@@ -2,4 +2,4 @@
 
 # Try stop parallel build after timeout
 
-killall make gcc gcc-7 g++-7 gcc-8 g++-8 clang clang-5.0 clang++-5.0 clang-6.0 clang++-6.0 clang-7 clang++-7 ||:
+killall make gcc gcc-8 g++-8 gcc-9 g++-9 clang clang-6.0 clang++-6.0 clang-7 clang++-7 ||:
diff --git a/debian/rules b/debian/rules
index c21f0999bbc..ee5a3ffa384 100755
--- a/debian/rules
+++ b/debian/rules
@@ -32,6 +32,9 @@ endif
 
 CMAKE_FLAGS += -DENABLE_UTILS=0
 
+DEB_CC ?= $(shell which gcc-9 gcc-8 gcc | head -n1)
+DEB_CXX ?= $(shell which g++-9 g++-8 g++ | head -n1)
+
 ifdef DEB_CXX
     DEB_BUILD_GNU_TYPE := $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
     DEB_HOST_GNU_TYPE  := $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
diff --git a/libs/libglibc-compatibility/CMakeLists.txt b/libs/libglibc-compatibility/CMakeLists.txt
index a62f5e75e17..9ceec6a8dee 100644
--- a/libs/libglibc-compatibility/CMakeLists.txt
+++ b/libs/libglibc-compatibility/CMakeLists.txt
@@ -27,8 +27,8 @@ if (GLIBC_COMPATIBILITY)
 
     target_include_directories(glibc-compatibility PRIVATE libcxxabi)
 
-    if (USE_STATIC_LIBRARIES=0 AND MAKE_STATIC_LIBRARIES=OFF)
-        target_compile_options(PRIVATE -fPIC)
+    if (NOT USE_STATIC_LIBRARIES AND NOT MAKE_STATIC_LIBRARIES)
+        target_compile_options(glibc-compatibility PRIVATE -fPIC)
     endif ()
 
     target_link_libraries(global-libs INTERFACE glibc-compatibility)
diff --git a/release b/release
index 758e346acc9..270c16f4c36 100755
--- a/release
+++ b/release
@@ -66,7 +66,7 @@ do
         shift
     elif [[ $1 == '--fast' ]]; then
         # Wrong but fast pbuilder mode: create base package with all depends
-        EXTRAPACKAGES="$EXTRAPACKAGES debhelper cmake ninja-build gcc-7 g++-7 libc6-dev libicu-dev libreadline-dev psmisc bash expect python python-lxml python-termcolor python-requests curl perl sudo openssl netcat-openbsd"
+        EXTRAPACKAGES="$EXTRAPACKAGES debhelper cmake ninja-build gcc-8 g++-8 libc6-dev libicu-dev libreadline-dev psmisc bash expect python python-lxml python-termcolor python-requests curl perl sudo openssl netcat-openbsd"
         shift
     elif [[ $1 == '--rpm' ]]; then
         MAKE_RPM=1
@@ -116,8 +116,8 @@ echo -e "\nCurrent version is $VERSION_STRING"
 if [ -z "$NO_BUILD" ] ; then
     gen_changelog "$VERSION_STRING" "" "$AUTHOR" ""
     if [ -z "$USE_PBUILDER" ] ; then
-        DEB_CC=${DEB_CC:=`which gcc-7 gcc-8 gcc | head -n1`}
-        DEB_CXX=${DEB_CXX:=`which g++-7 g++-8 g++ | head -n1`}
+        DEB_CC=${DEB_CC:=`which gcc-9 gcc-8 gcc | head -n1`}
+        DEB_CXX=${DEB_CXX:=`which g++-9 g++-8 g++ | head -n1`}
         # Build (only binary packages).
         debuild --preserve-env -e PATH \
         -e DEB_CC=$DEB_CC -e DEB_CXX=$DEB_CXX -e CMAKE_FLAGS="$CMAKE_FLAGS" \
diff --git a/utils/build/build_debian.sh b/utils/build/build_debian.sh
index 24156377bbe..26997b46d78 100755
--- a/utils/build/build_debian.sh
+++ b/utils/build/build_debian.sh
@@ -6,9 +6,7 @@
 # curl https://raw.githubusercontent.com/yandex/ClickHouse/master/utils/build/build_debian.sh | sh
 
 # install compiler and libs
-sudo apt install -y git bash cmake ninja-build  libicu-dev libreadline-dev gperf
-sudo apt install -y gcc-9 g++-9 ||:
-[ -z `which g++-9` ] && sudo apt install -y gcc-8 g++-8 ||:
+sudo apt install -y git bash cmake ninja-build gcc-8 g++-8 libicu-dev libreadline-dev gperf
 # for -DUNBUNDLED=1 mode:
 #sudo apt install -y libboost-program-options-dev libboost-system-dev libboost-filesystem-dev libboost-thread-dev zlib1g-dev liblz4-dev libdouble-conversion-dev libzstd-dev libre2-dev libsparsehash-dev librdkafka-dev libcapnp-dev libpoco-dev libsparsehash-dev libgoogle-perftools-dev libunwind-dev googletest libcctz-dev
 
diff --git a/utils/build/build_macos.sh b/utils/build/build_macos.sh
index aa1b1a039b0..0e9bed37aa2 100755
--- a/utils/build/build_macos.sh
+++ b/utils/build/build_macos.sh
@@ -37,7 +37,7 @@ fi
 
 mkdir build
 cd build
-cmake .. -DCMAKE_CXX_COMPILER=`which g++-9 g++-8 g++-7` -DCMAKE_C_COMPILER=`which gcc-9 gcc-8 gcc-7`
+cmake .. -DCMAKE_CXX_COMPILER=`which g++-9 g++-8` -DCMAKE_C_COMPILER=`which gcc-9 gcc-8`
 cmake --build .
 
 cd ..