--- a/src/avrdude/CMakeLists.txt	2020-06-04 09:19:26.017251215 +0200
+++ b/src/avrdude/CMakeLists.txt	2020-06-04 09:19:36.468250771 +0200
@@ -83,7 +83,7 @@ add_executable(avrdude-conf-gen conf-gen
 add_custom_command(
     DEPENDS avrdude-conf-gen ${CMAKE_CURRENT_SOURCE_DIR}/avrdude-slic3r.conf
     OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/avrdude-slic3r.conf.h
-    COMMAND $<TARGET_FILE:avrdude-conf-gen> avrdude-slic3r.conf avrdude_slic3r_conf ${CMAKE_CURRENT_BINARY_DIR}/avrdude-slic3r.conf.h
+    COMMAND avrdude-conf-gen avrdude-slic3r.conf avrdude_slic3r_conf ${CMAKE_CURRENT_BINARY_DIR}/avrdude-slic3r.conf.h
     WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
 )
 
