diff --git a/frostwire-jlibtorrent/swig/build-android-arm.sh b/frostwire-jlibtorrent/swig/build-android-arm.sh
index 0b5619a..2ade552 100755
--- a/frostwire-jlibtorrent/swig/build-android-arm.sh
+++ b/frostwire-jlibtorrent/swig/build-android-arm.sh
@@ -21,7 +21,7 @@ mkdir -p bin/release/${os_build}/${os_arch}eabi-v7a
 export run_readelf="${ANDROID_TOOLCHAIN}/bin/arm-linux-androideabi-readelf -d bin/release/${os_build}/${os_arch}eabi-v7a/${SHARED_LIB}"
 export run_bjam="${BOOST_ROOT}/b2 -j8 --user-config=config/${os_build}-${os_arch}-config.jam variant=release toolset=clang-linux-${os_arch} target-os=${os_build} location=bin/release/${os_build}/${os_arch}eabi-v7a"
 export run_strip="${ANDROID_TOOLCHAIN}/bin/arm-linux-androideabi-strip --strip-unneeded -x -g bin/release/${os_build}/${os_arch}eabi-v7a/${SHARED_LIB}"
-export run_objcopy="${ANDROID_TOOLCHAIN}/bin/arm-linux-androideabi-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}eabi-v7a/${SHARED_LIB} bin/release/${os_build}/{$os_arch}eabi-v7a/${SHARED_LIB}.debug"
+export run_objcopy="${ANDROID_TOOLCHAIN}/bin/arm-linux-androideabi-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}eabi-v7a/${SHARED_LIB} bin/release/${os_build}/${os_arch}eabi-v7a/${SHARED_LIB}.debug"
 export PATH=$ANDROID_TOOLCHAIN/arm-linux-androideabi/bin:$PATH;
 sed -i 's/RANLIB = ranlib/RANLIB = "${ANDROID_TOOLCHAIN}\/bin\/arm-linux-androideabi-ranlib"/g' ${BOOST_ROOT}/tools/build/src/tools/gcc.jam;
 create_folder_if_it_doesnt_exist ${SRC}
diff --git a/frostwire-jlibtorrent/swig/build-android-arm64.sh b/frostwire-jlibtorrent/swig/build-android-arm64.sh
index e3a8178..3950e61 100755
--- a/frostwire-jlibtorrent/swig/build-android-arm64.sh
+++ b/frostwire-jlibtorrent/swig/build-android-arm64.sh
@@ -21,7 +21,7 @@ export run_openssl_configure="./Configure linux-aarch64 ${OPENSSL_NO_OPTS} -marc
 export run_readelf="${ANDROID_TOOLCHAIN}/bin/aarch64-linux-android-readelf -d bin/release/${os_build}/${os_arch}-v8a/${SHARED_LIB}"
 export run_bjam="${BOOST_ROOT}/b2 -j8 --user-config=config/${os_build}-${os_arch}-config.jam variant=release toolset=clang-${os_arch} target-os=${os_build} location=bin/release/${os_build}/${os_arch}-v8a"
 export run_strip="${ANDROID_TOOLCHAIN}/bin/aarch64-linux-android-strip --strip-unneeded -x -g bin/release/${os_build}/${os_arch}-v8a/${SHARED_LIB}"
-export run_objcopy="${ANDROID_TOOLCHAIN}/bin/aarch64-linux-android-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}-v8a/${SHARED_LIB} bin/release/${os_build}/{$os_arch}-v8a/${SHARED_LIB}.debug"
+export run_objcopy="${ANDROID_TOOLCHAIN}/bin/aarch64-linux-android-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}-v8a/${SHARED_LIB} bin/release/${os_build}/${os_arch}-v8a/${SHARED_LIB}.debug"
 export PATH=$ANDROID_TOOLCHAIN/aarch64-linux-android/bin:$PATH;
 sed -i 's/RANLIB = ranlib/RANLIB = "${ANDROID_TOOLCHAIN}\/bin\/aarch64-linux-android-ranlib"/g' ${BOOST_ROOT}/tools/build/src/tools/gcc.jam;
 create_folder_if_it_doesnt_exist ${SRC}
diff --git a/frostwire-jlibtorrent/swig/build-android-x86.sh b/frostwire-jlibtorrent/swig/build-android-x86.sh
index 3c78946..0377ea8 100755
--- a/frostwire-jlibtorrent/swig/build-android-x86.sh
+++ b/frostwire-jlibtorrent/swig/build-android-x86.sh
@@ -20,7 +20,7 @@ export run_openssl_configure="./Configure linux-elf ${OPENSSL_NO_OPTS} -fPIC -ms
 export run_readelf="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-readelf -d bin/release/${os_build}/${os_arch}/${SHARED_LIB}"
 export run_bjam="${BOOST_ROOT}/b2 -j8 -q --debug-building --user-config=config/${os_build}-${os_arch}-config.jam variant=release toolset=clang-${os_arch} target-os=${os_build} location=bin/release/${os_build}/${os_arch}"
 export run_strip="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-strip --strip-unneeded -x -g bin/release/${os_build}/${os_arch}/${SHARED_LIB}"
-export run_objcopy="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}/${SHARED_LIB} bin/release/${os_build}/{$os_arch}/${SHARED_LIB}.debug"
+export run_objcopy="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}/${SHARED_LIB} bin/release/${os_build}/${os_arch}/${SHARED_LIB}.debug"
 export PATH=$ANDROID_TOOLCHAIN/i686-linux-android/bin:$PATH;
 sed -i 's/RANLIB = ranlib/RANLIB = "${ANDROID_TOOLCHAIN}\/bin\/i686-linux-android-ranlib"/g' ${BOOST_ROOT}/tools/build/src/tools/gcc.jam;
 create_folder_if_it_doesnt_exist ${SRC}
diff --git a/frostwire-jlibtorrent/swig/build-android-x86_64.sh b/frostwire-jlibtorrent/swig/build-android-x86_64.sh
index e6576f6..6dfaa91 100755
--- a/frostwire-jlibtorrent/swig/build-android-x86_64.sh
+++ b/frostwire-jlibtorrent/swig/build-android-x86_64.sh
@@ -20,7 +20,7 @@ export run_openssl_configure="./Configure linux-x86_64 ${OPENSSL_NO_OPTS} -fPIC
 export run_readelf="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-readelf -d bin/release/${os_build}/${os_arch}/${SHARED_LIB}"
 export run_bjam="${BOOST_ROOT}/b2 -j8 --user-config=config/${os_build}-${os_arch}-config.jam variant=release toolset=clang-${os_arch} target-os=${os_build} location=bin/release/${os_build}/${os_arch}"
 export run_strip="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-strip --strip-unneeded -x -g bin/release/${os_build}/${os_arch}/${SHARED_LIB}"
-export run_objcopy="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}/${SHARED_LIB} bin/release/${os_build}/{$os_arch}/${SHARED_LIB}.debug"
+export run_objcopy="${ANDROID_TOOLCHAIN}/bin/i686-linux-android-objcopy --only-keep-debug bin/release/${os_build}/${os_arch}/${SHARED_LIB} bin/release/${os_build}/${os_arch}/${SHARED_LIB}.debug"
 export PATH=$ANDROID_TOOLCHAIN/i686-linux-android/bin:$PATH;
 sed -i 's/RANLIB = ranlib/RANLIB = "${ANDROID_TOOLCHAIN}\/bin\/i686-linux-android-ranlib"/g' ${BOOST_ROOT}/tools/build/src/tools/gcc.jam;
 create_folder_if_it_doesnt_exist ${SRC}
diff --git a/frostwire-jlibtorrent/swig/build-linux-x86_64.sh b/frostwire-jlibtorrent/swig/build-linux-x86_64.sh
index 611666d..7a4493b 100755
--- a/frostwire-jlibtorrent/swig/build-linux-x86_64.sh
+++ b/frostwire-jlibtorrent/swig/build-linux-x86_64.sh
@@ -17,7 +17,7 @@ export run_openssl_configure="./Configure linux-x86_64 ${OPENSSL_NO_OPTS} -fPIC
 export run_readelf="readelf -d bin/release/${os_build}/${os_arch}/${SHARED_LIB}"
 export run_bjam="${BOOST_ROOT}/b2 -j8 --user-config=config/${os_build}-${os_arch}-config.jam variant=release toolset=gcc-${os_arch} target-os=${os_build} location=bin/release/${os_build}/${os_arch}"
 export run_strip="strip --strip-unneeded -x bin/release/${os_build}/${os_arch}/${SHARED_LIB}"
-export run_objcopy="objcopy --only-keep-debug bin/release/${os_build}/${os_arch}/${SHARED_LIB} bin/release/${os_build}/{$os_arch}/${SHARED_LIB}.debug"
+export run_objcopy="objcopy --only-keep-debug bin/release/${os_build}/${os_arch}/${SHARED_LIB} bin/release/${os_build}/${os_arch}/${SHARED_LIB}.debug"
 sed -i 's/RANLIB = ranlib/RANLIB = "${ANDROID_TOOLCHAIN}\/bin\/i686-linux-android-ranlib"/g' ${BOOST_ROOT}/tools/build/src/tools/gcc.jam;
 create_folder_if_it_doesnt_exist ${SRC}
 prompt_msg "About to prepare BOOST ${BOOST_VERSION}"
diff --git a/frostwire-jlibtorrent/swig/build-utils.shinc b/frostwire-jlibtorrent/swig/build-utils.shinc
index 4414b3a..52c458d 100644
--- a/frostwire-jlibtorrent/swig/build-utils.shinc
+++ b/frostwire-jlibtorrent/swig/build-utils.shinc
@@ -161,7 +161,7 @@ prepare_openssl() {
   abort_if_var_unset "OPENSSL_VERSION" ${OPENSSL_VERSION}
   abort_if_var_unset "OPENSSL_SOURCE" ${OPENSSL_SOURCE}
   if [ ! -d ${OPENSSL_SOURCE} ]; then
-    prompt_msg "Downloading OPENSSL ${OPENSSL_VERSION} to '{$OPENSSL_SOURCE}'"
+    prompt_msg "Downloading OPENSSL ${OPENSSL_VERSION} to '${OPENSSL_SOURCE}'"
     pushd ${SRC}
     #wget -nv -4 -O openssl.tar.gz https://www.openssl.org/source/openssl-1.1.1i.tar.gz
     wget -4 --no-check-certificate -O openssl.tar.gz https://www.openssl.org/source/openssl-${OPENSSL_VERSION}.tar.gz