diff --git a/.envrc b/.envrc
index 3baea8e..2cb1ff2 100644
--- a/.envrc
+++ b/.envrc
@@ -1,7 +1,8 @@
-if ! has nix_direnv_version || ! nix_direnv_version 3.0.7; then
+if ! has nix_direnv_version || ! nix_direnv_version 3.1.1; then
   source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.7/direnvrc" "sha256-bn8WANE5a91RusFmRI7kS751ApelG02nMcwRekC/qzc="
 fi
 
 use flake
 
 
+
diff --git a/boards/attiny85/.envrc b/boards/attiny85/.envrc
index 354b8e7..4ea063f 100644
--- a/boards/attiny85/.envrc
+++ b/boards/attiny85/.envrc
@@ -1,7 +1,8 @@
-if ! has nix_direnv_version || ! nix_direnv_version 3.0.7; then
+if ! has nix_direnv_version || ! nix_direnv_version 3.1.1; then
   source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.7/direnvrc" "sha256-bn8WANE5a91RusFmRI7kS751ApelG02nMcwRekC/qzc="
 fi
 
 use flake ../..#attiny85
 
 
+
diff --git a/boards/pico/.envrc b/boards/pico/.envrc
index 0272233..437012e 100644
--- a/boards/pico/.envrc
+++ b/boards/pico/.envrc
@@ -1,7 +1,8 @@
-if ! has nix_direnv_version || ! nix_direnv_version 3.0.7; then
+if ! has nix_direnv_version || ! nix_direnv_version 3.1.1; then
   source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.7/direnvrc" "sha256-bn8WANE5a91RusFmRI7kS751ApelG02nMcwRekC/qzc="
 fi
 
 use flake ../..#pico
 
 
+
diff --git a/boards/qt-py-ch32v203/.envrc b/boards/qt-py-ch32v203/.envrc
index d6266fb..f3fcf0c 100644
--- a/boards/qt-py-ch32v203/.envrc
+++ b/boards/qt-py-ch32v203/.envrc
@@ -1,7 +1,8 @@
-if ! has nix_direnv_version || ! nix_direnv_version 3.0.7; then
+if ! has nix_direnv_version || ! nix_direnv_version 3.1.1; then
   source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.7/direnvrc" "sha256-bn8WANE5a91RusFmRI7kS751ApelG02nMcwRekC/qzc="
 fi
 
 use flake ../..#qt-py-ch32v203
 
 
+