diff --git a/scripts/bootstrap/buildenv.sh b/scripts/bootstrap/buildenv.sh
index f5ee696..a807af4 100755
--- a/scripts/bootstrap/buildenv.sh
+++ b/scripts/bootstrap/buildenv.sh
@@ -318,7 +318,9 @@
   local dest=$2
 
   if [[ "${PLATFORM}" == "windows" ]]; then
-    cmd.exe /C "mklink /J \"$(cygpath -w "$dest")\" \"$(cygpath -w "$source")\"" >&/dev/null
+    local -r s="$(cygpath -w "$source")"
+    local -r d="$(cygpath -w "$dest")"
+    powershell -command "New-Item -ItemType Junction -Path '$d' -Value '$s'"
   else
     ln -s "${source}" "${dest}"
   fi
@@ -332,7 +334,9 @@
     # Attempt creating a symlink to the file. This is supported without
     # elevation (Administrator privileges) on Windows 10 version 1709 when
     # Developer Mode is enabled.
-    if ! cmd.exe /C "mklink \"$(cygpath -w "$dest")\" \"$(cygpath -w "$source")\"" >&/dev/null; then
+    local -r s="$(cygpath -w "$source")"
+    local -r d="$(cygpath -w "$dest")"
+    if ! powershell -command "New-Item -ItemType SymbolicLink -Path '$d' -Value '$s'"; then
       # If the previous call failed to create a symlink, just copy the file.
       cp "$source" "$dest"
     fi