diff --git a/scripts/env.sh b/scripts/env.sh
index 97b2ca6d..cdc5b34c 100755
--- a/scripts/env.sh
+++ b/scripts/env.sh
@@ -8,7 +8,7 @@ PROJECT_IS_MINGW_UNIX=$5
 DISABLE_CREATE_DIRS=$6
 
 PROJECT_SOURCE_DIR=${PROJECT_SCRIPTS_DIR}/..
-PROJECT_SOURCE_DIR=$(realpath ${PROJECT_SOURCE_DIR})
+PROJECT_SOURCE_DIR=$(realpath "${PROJECT_SOURCE_DIR}")
 
 NUM_JOBS=${MY_NUM_JOBS}
 if [[ -z "${NUM_JOBS}" ]]; then
diff --git a/scripts/make_common.sh b/scripts/make_common.sh
index 34c65c47..bb4f768d 100755
--- a/scripts/make_common.sh
+++ b/scripts/make_common.sh
@@ -60,7 +60,7 @@ for APP in ${PROJECT_APP_LIST[@]}; do
       rsync -av --progress "${PROJECT_BUILD_DIR}/build/${APP}${PROJECT_APP_BINARY_EXT}" "${PROJECT_DIST_DIR}/bin/"
       cat <<EOF >>"${PROJECT_DIST_DIR}/${APP}${PROJECT_APP_BINARY_EXT}"
 #!/bin/sh
-PROJECT_SCRIPTS_DIR=\$(realpath \${0})
+PROJECT_SCRIPTS_DIR=\$(realpath "\$0")
 PROJECT_SCRIPTS_DIR=\$(dirname "\${PROJECT_SCRIPTS_DIR}")
 
 export LD_LIBRARY_PATH="\${PROJECT_SCRIPTS_DIR}/lib:\${PROJECT_SCRIPTS_DIR}/lib64:\${LD_LIBRARY_PATH}"