diff --git a/scripts/4_data_src_extract_faces_MANUAL.sh b/scripts/4_data_src_extract_faces_MANUAL.sh
index 9969dd0..b7ba1a5 100755
--- a/scripts/4_data_src_extract_faces_MANUAL.sh
+++ b/scripts/4_data_src_extract_faces_MANUAL.sh
@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
-source env.sh
+cd "$(dirname $0)/.."
+source scripts/env.sh
 
-$DFL_PYTHON "$DFL_SRC/main.py" extract \
+$DFL_PYTHON "$DFL_MAIN" extract \
     --input-dir "$DFL_WORKSPACE/data_src" \
     --output-dir "$DFL_WORKSPACE/data_src/aligned" \
     --multi-gpu \
diff --git a/scripts/4_data_src_extract_faces_MT_all_GPU.sh b/scripts/4_data_src_extract_faces_MT_all_GPU.sh
deleted file mode 100755
index fa405e3..0000000
--- a/scripts/4_data_src_extract_faces_MT_all_GPU.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/usr/bin/env bash
-source env.sh
-
-$DFL_PYTHON "$DFL_SRC/main.py" extract \
-    --input-dir "$DFL_WORKSPACE/data_src" \
-    --output-dir "$DFL_WORKSPACE/data_src/aligned" \
-    --multi-gpu \
-    --detector mt
-
diff --git a/scripts/4_data_src_extract_faces_MT_all_GPU_debug.sh b/scripts/4_data_src_extract_faces_MT_all_GPU_debug.sh
deleted file mode 100755
index 224544b..0000000
--- a/scripts/4_data_src_extract_faces_MT_all_GPU_debug.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/usr/bin/env bash
-source env.sh
-
-$DFL_PYTHON "$DFL_SRC/main.py" extract \
-    --input-dir "$DFL_WORKSPACE/data_src" \
-    --output-dir "$DFL_WORKSPACE/data_src/aligned" \
-    --multi-gpu \
-    --detector mt \
-    --debug-dir "$DFL_WORKSPACE/data_src/aligned_debug"
-
diff --git a/scripts/4_data_src_extract_faces_MT_best_GPU.sh b/scripts/4_data_src_extract_faces_MT_best_GPU.sh
deleted file mode 100755
index a960c2a..0000000
--- a/scripts/4_data_src_extract_faces_MT_best_GPU.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/usr/bin/env bash
-source env.sh
-
-$DFL_PYTHON "$DFL_SRC/main.py" extract \
-    --input-dir "$DFL_WORKSPACE/data_src" \
-    --output-dir "$DFL_WORKSPACE/data_src/aligned" \
-    --detector mt
-
diff --git a/scripts/4_data_src_extract_faces_S3FD_all_GPU.sh b/scripts/4_data_src_extract_faces_S3FD_all_GPU.sh
index 2dd60a0..ec98ab9 100755
--- a/scripts/4_data_src_extract_faces_S3FD_all_GPU.sh
+++ b/scripts/4_data_src_extract_faces_S3FD_all_GPU.sh
@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
-source env.sh
+cd "$(dirname $0)/.."
+source scripts/env.sh
 
-$DFL_PYTHON "$DFL_SRC/main.py" extract \
+$DFL_PYTHON "$DFL_MAIN" extract \
     --input-dir "$DFL_WORKSPACE/data_src" \
     --output-dir "$DFL_WORKSPACE/data_src/aligned" \
     --multi-gpu \
diff --git a/scripts/4_data_src_extract_faces_S3FD_all_GPU_debug.sh b/scripts/4_data_src_extract_faces_S3FD_all_GPU_debug.sh
index 0efe138..f8f9dbb 100755
--- a/scripts/4_data_src_extract_faces_S3FD_all_GPU_debug.sh
+++ b/scripts/4_data_src_extract_faces_S3FD_all_GPU_debug.sh
@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
-source env.sh
+cd "$(dirname $0)/.."
+source scripts/env.sh
 
-$DFL_PYTHON "$DFL_SRC/main.py" extract \
+$DFL_PYTHON "$DFL_MAIN" extract \
     --input-dir "$DFL_WORKSPACE/data_src" \
     --output-dir "$DFL_WORKSPACE/data_src/aligned" \
     --multi-gpu \
diff --git a/scripts/4_data_src_extract_faces_S3FD_best_GPU.sh b/scripts/4_data_src_extract_faces_S3FD_best_GPU.sh
index e54eb10..e3a70eb 100755
--- a/scripts/4_data_src_extract_faces_S3FD_best_GPU.sh
+++ b/scripts/4_data_src_extract_faces_S3FD_best_GPU.sh
@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
-source env.sh
+cd "$(dirname $0)/.."
+source scripts/env.sh
 
-$DFL_PYTHON "$DFL_SRC/main.py" extract \
+$DFL_PYTHON "$DFL_MAIN" extract \
     --input-dir "$DFL_WORKSPACE/data_src" \
     --output-dir "$DFL_WORKSPACE/data_src/aligned" \
     --detector s3fd