diff --git a/.circleci/config.yml b/.circleci/config.yml
index c13e126..15d17c2 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -131,7 +131,7 @@ jobs:
             export BUILD_FILE_NAME=eth2deposit-cli-${CIRCLE_SHORT_SHA1}-linux-amd64;
             export TEST_FOLDER_NAME=TMP_TEST_FOLDER
             mkdir ${TEST_FOLDER_NAME}
-            cp ${BUILD_FILE_NAME} ${TEST_FOLDER_NAME}
+            cp -r ${BUILD_FILE_NAME} ${TEST_FOLDER_NAME}
             cp test_binary_script.py ${TEST_FOLDER_NAME}
             cd ${TEST_FOLDER_NAME}
             python test_binary_script.py ./${BUILD_FILE_NAME};
@@ -176,7 +176,7 @@ jobs:
             copy ${BUILD_FILE_NAME} ${TEST_FOLDER_NAME}
             copy test_binary_script.py ${TEST_FOLDER_NAME}
             cd ${TEST_FOLDER_NAME}
-            python test_binary_script.py .\${BUILD_FILE_NAME}
+            python test_binary_script.py ${BUILD_FILE_NAME}
       - run:
           name: Compress the file
           command: |
@@ -219,7 +219,7 @@ jobs:
             export BUILD_FILE_NAME=eth2deposit-cli-${CIRCLE_SHORT_SHA1}-darwin-amd64;
             export TEST_FOLDER_NAME=TMP_TEST_FOLDER
             mkdir ${TEST_FOLDER_NAME}
-            cp ${BUILD_FILE_NAME} ${TEST_FOLDER_NAME}
+            cp -r ${BUILD_FILE_NAME} ${TEST_FOLDER_NAME}
             cp test_binary_script.py ${TEST_FOLDER_NAME}
             cd ${TEST_FOLDER_NAME}
             python3 test_binary_script.py ./${BUILD_FILE_NAME};