diff --git a/misc/jenkins/unit_tests/unit_tests.bat b/misc/jenkins/unit_tests/unit_tests.bat
index 8b977a315f..de83bd8674 100644
--- a/misc/jenkins/unit_tests/unit_tests.bat
+++ b/misc/jenkins/unit_tests/unit_tests.bat
@@ -20,10 +20,9 @@ pwd
 
 cd unit_tests
 rem Clean build is needed since some file renames would produce a broken incremental build
-make clean
 
 rem Only here we are building unit_tests
-call compile.bat
+call clean_compile.bat
 pwd
 ls -l build
 if not exist build/rusefi_test.exe echo ERROR: FAILED TO COMPILE UNIT TESTS
diff --git a/unit_tests/clean_compile.sh b/unit_tests/clean_compile.sh
index 515778f6ce..04c3ae0e00 100644
--- a/unit_tests/clean_compile.sh
+++ b/unit_tests/clean_compile.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
 echo "Compiling unit tests"
+make clean
+# todo: how comes .dep is not being cleaned by 'make clean'?
 rm -rf .dep/
-rm -rf build/
 make -j$(nproc)