diff --git a/multiversx_sdk_rust_contract_builder/build_outcome.py b/multiversx_sdk_rust_contract_builder/build_outcome.py
index 7f7450b..8c7be03 100644
--- a/multiversx_sdk_rust_contract_builder/build_outcome.py
+++ b/multiversx_sdk_rust_contract_builder/build_outcome.py
@@ -70,7 +70,6 @@ def many_from_folders(cls, build_folder: Path, output_folder: Path) -> Dict[str,
             entry.codehash = find_file_in_folder(output_folder, f"{contract_name}.codehash.txt").read_text()
             entry.bytecode_path = BuildArtifact.find_in_output(f"{contract_name}.wasm", output_folder)
             entry.abi_path = BuildArtifact.find_in_output(f"{contract_name}.abi.json", output_folder)
-            # This is the whole project source code. The file *.partial-source.json is not listed here - so that it's advertised as little as possible.
             entry.src_package_path = BuildArtifact.find_in_output("*.source.json", output_folder)
 
             result[contract_name] = entry
diff --git a/multiversx_sdk_rust_contract_builder/builder.py b/multiversx_sdk_rust_contract_builder/builder.py
index c227d6c..3336aa9 100644
--- a/multiversx_sdk_rust_contract_builder/builder.py
+++ b/multiversx_sdk_rust_contract_builder/builder.py
@@ -33,7 +33,7 @@ def build_project(
     cargo_target_dir = options.cargo_target_dir.expanduser().resolve()
     no_wasm_opt = options.no_wasm_opt
     specific_contract = options.specific_contract
-    build_root_folder = options.build_root_folder
+    build_root_folder = options.build_root_folder.expanduser().resolve()
 
     ensure_output_folder_is_empty(parent_output_folder)
 
@@ -71,7 +71,6 @@ def build_project(
         # The bundle (packaged source code) is created after build, so that Cargo.lock files are included (if previously missing).
         create_packaged_source_code(
             parent_project_folder=project_within_build_folder,
-            package_whole_project_src=True,
             contract_folder=contract_build_subfolder,
             output_folder=output_subfolder,
             build_metadata=metadata.to_dict(),
@@ -79,15 +78,6 @@ def build_project(
             package_filename=f"{contract_name}-{contract_version}.source.json"
         )
 
-        create_packaged_source_code(
-            parent_project_folder=project_within_build_folder,
-            package_whole_project_src=False,
-            contract_folder=contract_build_subfolder,
-            output_folder=output_subfolder,
-            build_metadata=metadata.to_dict(),
-            build_options=options.to_dict(),
-            package_filename=f"{contract_name}-{contract_version}.partial-source.json"
-        )
         outcome.gather_artifacts(contract_build_subfolder, output_subfolder)
 
     return outcome
@@ -118,7 +108,7 @@ def ensure_distinct_contract_names(contracts_folders: List[Path]):
 
 def copy_project_folder_to_build_folder(project_folder: Path, build_root_folder: Path):
     shutil.rmtree(build_root_folder, ignore_errors=True)
-    build_root_folder.mkdir()
+    build_root_folder.mkdir(parents=True, exist_ok=True)
 
     shutil.copytree(
         project_folder, build_root_folder,
@@ -175,7 +165,6 @@ def build_contract(build_folder: Path, output_folder: Path, cargo_target_dir: Pa
 
 def create_packaged_source_code(
         parent_project_folder: Path,
-        package_whole_project_src: bool,
         contract_folder: Path,
         output_folder: Path,
         build_metadata: Dict[str, Any],
@@ -185,7 +174,6 @@ def create_packaged_source_code(
     source_code_files = source_code.get_source_code_files(
         project_folder=parent_project_folder,
         contract_folder=contract_folder,
-        include_unrelated_to_contract=package_whole_project_src
     )
 
     contract_name, contract_version = get_contract_name_and_version(contract_folder)
diff --git a/multiversx_sdk_rust_contract_builder/main.py b/multiversx_sdk_rust_contract_builder/main.py
index 755eefa..f0e88bc 100644
--- a/multiversx_sdk_rust_contract_builder/main.py
+++ b/multiversx_sdk_rust_contract_builder/main.py
@@ -50,6 +50,7 @@ def main(cli_args: List[str]):
         shutil.rmtree(HARDCODED_UNWRAP_FOLDER, ignore_errors=True)
         packaged = PackagedSourceCode.from_file(packaged_src_path)
         packaged.unwrap_to_filesystem(HARDCODED_UNWRAP_FOLDER)
+        build_root = Path(packaged.metadata.build_options.get("buildRootFolder", build_root))
 
     metadata = BuildMetadata.from_env()
 
diff --git a/multiversx_sdk_rust_contract_builder/source_code.py b/multiversx_sdk_rust_contract_builder/source_code.py
index 1fde9c8..db9f77b 100644
--- a/multiversx_sdk_rust_contract_builder/source_code.py
+++ b/multiversx_sdk_rust_contract_builder/source_code.py
@@ -17,12 +17,9 @@
 def get_source_code_files(
         project_folder: Path,
         contract_folder: Path,
-        include_unrelated_to_contract: bool
 ) -> List[SourceCodeFile]:
     """
     Returns the source code files of the specified contract.
-
-    If `include_unrelated_to_contract` is True, also returns project files that are not strictly related to the specified contract.
     """
     source_code_files: List[SourceCodeFile] = []
 
@@ -46,14 +43,13 @@ def get_source_code_files(
         for file in files:
             source_code_files.append(SourceCodeFile(file, dependency_folder, dependency_depth))
 
-    # Finally, add remaining files (unrelated to contract), if desired
-    files_related_to_contract = set(file.path for file in source_code_files)
+    # Finally, add remaining files from the project
+    already_added_files = set(file.path for file in source_code_files)
 
-    if include_unrelated_to_contract:
-        all_files = _get_source_code_files(project_folder)
-        for file in all_files:
-            if file not in files_related_to_contract:
-                source_code_files.append(SourceCodeFile(file, contract_folder, sys.maxsize))
+    all_files = _get_source_code_files(project_folder)
+    for file in all_files:
+        if file not in already_added_files:
+            source_code_files.append(SourceCodeFile(file, contract_folder, sys.maxsize))
 
     return source_code_files