diff --git a/devenv.nix b/devenv.nix
index 3c8f47ce816ba2aea4fd6ccebd99763fb1acc8c5..011c45d19af66e43dfc917c9517446d8cd5de31b 100644
--- a/devenv.nix
+++ b/devenv.nix
@@ -176,7 +176,7 @@ fi
 git --no-pager log --decorate=short --pretty=oneline
 
 gitVersion=$(version print --git)
-echo '{ "version": "''${gitVersion}" }' > version.json
+echo "{ \"version\": \"''${gitVersion}\" }" > version.json
 git add version.json
 git commit -m "Update version to ''${gitVersion}"