diff --git a/neovim/postinstall b/neovim/postinstall
index 9a5df68..be2bbf4 100755
--- a/neovim/postinstall
+++ b/neovim/postinstall
@@ -17,4 +17,7 @@ else
     python3 -m venv "${VENV}"
 fi
 
-"${PYTHON}" -c 'import pynvim' || "${PYTHON}" -m pip install pynvim
+if ! "${PYTHON}" -c 'import pynvim'; then
+    "${PYTHON}" -m ensurepip
+    "${PYTHON}" -m pip install pynvim
+fi