diff --git a/integration/polkadot/build.sh b/integration/polkadot/build.sh
index 107478dfe..52b548a27 100755
--- a/integration/polkadot/build.sh
+++ b/integration/polkadot/build.sh
@@ -1,4 +1,6 @@
 #!/bin/bash
+# SPDX-License-Identifier: Apache-2.0
+
 set -e
 
 dup_contracts=$(grep -r '^contract .* {' | grep -v node_modules | awk '{ print $2 }' | sort | uniq -d)
diff --git a/testdata/solang_import_resolution_tests/01_solang_remap_target/run.sh b/testdata/solang_import_resolution_tests/01_solang_remap_target/run.sh
index 82a6adee9..e87279a38 100755
--- a/testdata/solang_import_resolution_tests/01_solang_remap_target/run.sh
+++ b/testdata/solang_import_resolution_tests/01_solang_remap_target/run.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 # shellcheck source=/dev/null
 source "../util.sh"
diff --git a/testdata/solang_import_resolution_tests/02_solang_incorrect_direct_imports/run.sh b/testdata/solang_import_resolution_tests/02_solang_incorrect_direct_imports/run.sh
index ee1c54df8..e02376476 100755
--- a/testdata/solang_import_resolution_tests/02_solang_incorrect_direct_imports/run.sh
+++ b/testdata/solang_import_resolution_tests/02_solang_incorrect_direct_imports/run.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 # shellcheck source=/dev/null
 source "../util.sh"
diff --git a/testdata/solang_import_resolution_tests/03_ambiguous_imports_should_fail/run.sh b/testdata/solang_import_resolution_tests/03_ambiguous_imports_should_fail/run.sh
index 1acc50275..92db8cc80 100755
--- a/testdata/solang_import_resolution_tests/03_ambiguous_imports_should_fail/run.sh
+++ b/testdata/solang_import_resolution_tests/03_ambiguous_imports_should_fail/run.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 # shellcheck source=/dev/null
 source "../util.sh"
diff --git a/testdata/solang_import_resolution_tests/04_multiple_map_path_segments/run.sh b/testdata/solang_import_resolution_tests/04_multiple_map_path_segments/run.sh
index ea58d7265..b9cee6869 100755
--- a/testdata/solang_import_resolution_tests/04_multiple_map_path_segments/run.sh
+++ b/testdata/solang_import_resolution_tests/04_multiple_map_path_segments/run.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 # shellcheck source=/dev/null
 source "../util.sh"
diff --git a/testdata/solang_import_resolution_tests/05_import_path_order_should_not_matter/run.sh b/testdata/solang_import_resolution_tests/05_import_path_order_should_not_matter/run.sh
index 9293665b8..a9e6cb318 100755
--- a/testdata/solang_import_resolution_tests/05_import_path_order_should_not_matter/run.sh
+++ b/testdata/solang_import_resolution_tests/05_import_path_order_should_not_matter/run.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 # shellcheck source=/dev/null
 source "../util.sh"
diff --git a/testdata/solang_import_resolution_tests/06_redundant_remaps/run.sh b/testdata/solang_import_resolution_tests/06_redundant_remaps/run.sh
index 964f19957..7e1e43142 100755
--- a/testdata/solang_import_resolution_tests/06_redundant_remaps/run.sh
+++ b/testdata/solang_import_resolution_tests/06_redundant_remaps/run.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 # shellcheck source=/dev/null
 source "../util.sh"
diff --git a/testdata/solang_import_resolution_tests/run.sh b/testdata/solang_import_resolution_tests/run.sh
index ec82d8b37..6353e5f98 100755
--- a/testdata/solang_import_resolution_tests/run.sh
+++ b/testdata/solang_import_resolution_tests/run.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 function print_test_set_banner {
 
diff --git a/testdata/solang_import_resolution_tests/util.sh b/testdata/solang_import_resolution_tests/util.sh
index 4ee7b4a89..2cdcd1149 100644
--- a/testdata/solang_import_resolution_tests/util.sh
+++ b/testdata/solang_import_resolution_tests/util.sh
@@ -1,4 +1,6 @@
 #!/usr/bin/env bash
+# SPDX-License-Identifier: Apache-2.0
+
 
 function run_solc {
     if [ -z ${SOLC+x} ]; then