diff --git a/zcutil/build.sh b/zcutil/build.sh
index 6f79157f7..983ee8c93 100755
--- a/zcutil/build.sh
+++ b/zcutil/build.sh
@@ -24,9 +24,11 @@ cd "$(dirname "$(readlink -f "$0")")/.."
 
 # If --enable-lcov is the first argument, enable lcov coverage support:
 LCOV_ARG=''
+HARDENING_ARG='--enable-hardening'
 if [ "x${1:-}" = 'x--enable-lcov' ]
 then
     LCOV_ARG='--enable-lcov'
+    HARDENING_ARG='--disable-hardening'
     shift
 fi
 
@@ -35,5 +37,5 @@ PREFIX="$(pwd)/depends/x86_64-unknown-linux-gnu/"
 
 make "$@" -C ./depends/ V=1 NO_QT=1
 ./autogen.sh
-./configure --prefix="${PREFIX}" --with-gui=no --enable-hardening "$LCOV_ARG" CXXFLAGS='-Wno-deprecated-declarations -Wno-placement-new -Wno-terminate -Werror -O1 -g'
+./configure --prefix="${PREFIX}" --with-gui=no "$HARDENING_ARG" "$LCOV_ARG" CXXFLAGS='-Wno-deprecated-declarations -Wno-placement-new -Wno-terminate -Werror -O1 -g'
 make "$@" V=1