diff --git a/add_path.sh b/add_path.sh
index 71257aa77..bfc27bb49 100644
--- a/add_path.sh
+++ b/add_path.sh
@@ -9,6 +9,7 @@
 if [ -z ${IDF_PATH} ]; then
 	echo "IDF_PATH must be set before including this script."
 else
+	IDF_ADD_PATHS_EXTRAS=
 	IDF_ADD_PATHS_EXTRAS="${IDF_ADD_PATHS_EXTRAS}:${IDF_PATH}/components/esptool_py/esptool"
 	IDF_ADD_PATHS_EXTRAS="${IDF_ADD_PATHS_EXTRAS}:${IDF_PATH}/components/espcoredump"
 	IDF_ADD_PATHS_EXTRAS="${IDF_ADD_PATHS_EXTRAS}:${IDF_PATH}/components/partition_table/"
diff --git a/tools/windows/windows_install_prerequisites.sh b/tools/windows/windows_install_prerequisites.sh
index 5d00b2d90..6a2366316 100644
--- a/tools/windows/windows_install_prerequisites.sh
+++ b/tools/windows/windows_install_prerequisites.sh
@@ -54,7 +54,7 @@ rm ~/${TOOLCHAIN_ZIP}
 cat > /etc/profile.d/esp32_toolchain.sh << EOF
 # This file was created by ESP-IDF windows_install_prerequisites.sh
 # and will be overwritten if that script is run again.
-export PATH="\/opt/xtensa-esp32-elf/bin:$PATH"
+export PATH="/opt/xtensa-esp32-elf/bin:\$PATH"
 EOF
 
 # clean up pacman package cache to save some disk space