diff --git a/tooling/project.cpp b/tooling/project.cpp
index 1314403..b4db367 100644
--- a/tooling/project.cpp
+++ b/tooling/project.cpp
@@ -17,14 +17,26 @@ import Crafter.Build;
 namespace fs = std::filesystem;
 using namespace Crafter;
 
+namespace {
+    // This file's directory. crafter-build runs a pragma's project file from
+    // the root of the clone for a git source, and from the file's own
+    // directory for a local path, so "./" and relative sources named the
+    // repository root for every consumer using the URL: "No module
+    // declaration found in .../interfaces/Crafter.Debug.Build.cppm". Spelled
+    // from the file itself, they mean this directory in both cases.
+    fs::path Here() {
+        return fs::path(std::source_location::current().file_name()).parent_path();
+    }
+}
+
 extern "C" Configuration CrafterBuildProject(std::span<const std::string_view> args) {
     Configuration cfg;
-    cfg.path = "./";
+    cfg.path = Here();
     cfg.name = "Crafter.Debug.Build";
     cfg.outputName = "Crafter.Debug.Build";
     cfg.type = ConfigurationType::LibraryStatic;
     ApplyStandardArgs(cfg, args);
-    std::array<fs::path, 1> interfaces = { "interfaces/Crafter.Debug.Build" };
+    std::array<fs::path, 1> interfaces = { Here() / "interfaces" / "Crafter.Debug.Build" };
     std::array<fs::path, 0> implementations = {};
     cfg.GetInterfacesAndImplementations(interfaces, implementations);
     return cfg;