diff --git a/ice40/family.cmake b/ice40/family.cmake
index f22883f..e31fce2 100644
--- a/ice40/family.cmake
+++ b/ice40/family.cmake
@@ -40,14 +40,6 @@
             set(DEV_CC_DB ${CMAKE_CURRENT_BINARY_DIR}/ice40/chipdbs/chipdb-${dev}.bin)
             set(DEV_CONSTIDS_INC ${CMAKE_CURRENT_SOURCE_DIR}/ice40/constids.inc)
             set(DEV_GFXH ${CMAKE_CURRENT_SOURCE_DIR}/ice40/gfx.h)
-            add_custom_command(OUTPUT ${DEV_CC_BBA_DB}
-                COMMAND ${PYTHON_EXECUTABLE} ${DB_PY} -p ${DEV_CONSTIDS_INC} -g ${DEV_GFXH} ${OPT_FAST} ${OPT_SLOW} ${DEV_TXT_DB} > ${DEV_CC_BBA_DB}
-                DEPENDS ${DEV_CONSTIDS_INC} ${DEV_GFXH} ${DEV_TXT_DB} ${DB_PY} ${PREV_DEV_CC_BBA_DB}
-                )
-            add_custom_command(OUTPUT ${DEV_CC_DB}
-                COMMAND bbasm ${BBASM_ENDIAN_FLAG} ${DEV_CC_BBA_DB} ${DEV_CC_DB}
-                DEPENDS bbasm ${DEV_CC_BBA_DB}
-                )
 
             if(PREGENERATED_BBA_PATH)
                 add_custom_command(OUTPUT ${DEV_CC_DB}