diff --git a/flake.nix b/flake.nix
index fc0d27a..cf4f328 100644
--- a/flake.nix
+++ b/flake.nix
@@ -51,10 +51,15 @@
           buildInputs = with pkgs; [ openssl ];
 
           # Skip tests that require git in PATH (sandboxing issue)
+          # These tests run fine in dev environment and CI
           checkFlags = [
+            # Unit tests that spawn git subprocesses
             "--skip=git::subprocess::tests::"
             "--skip=git::tests::"
             "--skip=purgatory::helpers::tests::"
+            # Integration tests that create git repos
+            "--skip=common::git_server::"
+            "--skip=common::purgatory_helpers::"
           ];
         };
       })) // {
diff --git a/nix/module.nix b/nix/module.nix
index 126473d..23b1561 100644
--- a/nix/module.nix
+++ b/nix/module.nix
@@ -19,10 +19,15 @@ let
     buildInputs = with pkgs; [ openssl ];
 
     # Skip tests that require git in PATH (sandboxing issue)
+    # These tests run fine in dev environment and CI
     checkFlags = [
+      # Unit tests that spawn git subprocesses
       "--skip=git::subprocess::tests::"
       "--skip=git::tests::"
       "--skip=purgatory::helpers::tests::"
+      # Integration tests that create git repos
+      "--skip=common::git_server::"
+      "--skip=common::purgatory_helpers::"
     ];
   };