diff --git a/scripts/build_image.bat b/scripts/build_image.bat
index a48057f..41a22ee 100644
--- a/scripts/build_image.bat
+++ b/scripts/build_image.bat
@@ -13,11 +13,11 @@ if %errorlevel% neq 0 (
     exit /b 1
 )
 
-cd ../docker
+cd %~dp0
 echo Building docker image...
-docker compose build cat-detection
+docker-compose -f ../docker/docker-compose.yml build
 if %errorlevel% neq 0 (
-    echo Building cdocker imagew failed.
+    echo Building docker image failed.
     exit /b 1
 )
 
diff --git a/scripts/run_tests.bat b/scripts/run_tests.bat
index b2f2fd7..7102e01 100644
--- a/scripts/run_tests.bat
+++ b/scripts/run_tests.bat
@@ -1,8 +1,6 @@
 @echo off
 echo Running unit tests.
 
-set PYTHONPATH=%CD%;%PYTHONPATH%
-
 cd %~dp0
 pytest ../tests
 
diff --git a/scripts/start.bat b/scripts/start.bat
index 9712cd6..208efad 100644
--- a/scripts/start.bat
+++ b/scripts/start.bat
@@ -1,6 +1,7 @@
 @echo off
 chcp 65001 >nul
 
+cd %~dp0
 docker compose -f ../docker/docker-compose.yml up cat-detection -d
 if %errorlevel% neq 0 (
     echo Starting docker container failed.
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29