diff --git a/ecsact/cli/commands/build/build_recipe.cc b/ecsact/cli/commands/build/build_recipe.cc
index 63e9512..cbf1115 100644
--- a/ecsact/cli/commands/build/build_recipe.cc
+++ b/ecsact/cli/commands/build/build_recipe.cc
@@ -473,7 +473,7 @@ auto ecsact::build_recipe::merge( //
 		if(std::holds_alternative<source_path>(src)) {
 			source_path src_path = std::get<source_path>(src);
 			if(!src_path.path.is_absolute()) {
-				src_path.path = fs::relative(
+				src_path.path = fs::proximate(
 					target.base_directory() / src_path.path,
 					base.base_directory()
 				);
diff --git a/ecsact/cli/commands/build/recipe/cook.cc b/ecsact/cli/commands/build/recipe/cook.cc
index 8af7a46..2d346d4 100644
--- a/ecsact/cli/commands/build/recipe/cook.cc
+++ b/ecsact/cli/commands/build/recipe/cook.cc
@@ -309,25 +309,34 @@ static auto handle_source( //
 	}
 
 	for(auto path : paths) {
-		if(!fs::exists(src_path)) {
+		if(!fs::exists(path)) {
 			ecsact::cli::report_error(
 				"Source file {} does not exist",
-				src_path.generic_string()
+				path.generic_string()
 			);
 			return 1;
 		}
+		if(fs::is_directory(path)) {
+			ecsact::cli::report_warning(
+				"Ignoring directory source {} ",
+				path.generic_string()
+			);
+			continue;
+		}
 		auto rel_outdir = outdir;
-		if(auto stripped = path_strip_prefix(src_path, before_glob)) {
+		if(auto stripped = path_strip_prefix(path, before_glob)) {
 			rel_outdir = outdir / *stripped;
 		}
 
+		rel_outdir = rel_outdir.lexically_normal();
+
 		fs::create_directories(rel_outdir, ec);
-		fs::copy(src_path, rel_outdir, ec);
+		fs::copy(path, rel_outdir, ec);
 
 		if(ec) {
 			ecsact::cli::report_error(
 				"Failed to copy source {} to {}: {}",
-				src_path.generic_string(),
+				path.generic_string(),
 				rel_outdir.generic_string(),
 				ec.message()
 			);
@@ -339,6 +348,13 @@ static auto handle_source( //
 				rel_outdir.generic_string()
 			);
 		}
+
+		ecsact::cli::report_info(
+			"Copied {} to {}",
+			path.string(),
+			rel_outdir.string(),
+			ec.message()
+		);
 	}
 
 	return 0;
diff --git a/ecsact/cli/commands/recipe-bundle/build_recipe_bundle.cc b/ecsact/cli/commands/recipe-bundle/build_recipe_bundle.cc
index 79a698c..e986491 100644
--- a/ecsact/cli/commands/recipe-bundle/build_recipe_bundle.cc
+++ b/ecsact/cli/commands/recipe-bundle/build_recipe_bundle.cc
@@ -296,11 +296,15 @@ auto ecsact::build_recipe_bundle::create( //
 			return src;
 		},
 		[&](build_recipe::source_path src) -> source_visitor_result_t {
+			auto src_path = src.path;
+			if(!src_path.is_absolute()) {
+				src_path = recipe.base_directory() / src.path;
+			}
 			auto src_path_basename = src.path.filename();
 			auto archive_rel_path =
 				(fs::path{"files"} / src.outdir.value_or(".") / src_path_basename)
 					.lexically_normal();
-			auto file_buffer = read_file(src.path);
+			auto file_buffer = read_file(src_path);
 
 			if(!file_buffer) {
 				return std::logic_error{"read file fail"};