diff --git Makefile Makefile
index 24f214a..74a2bf7 100644
--- Makefile
+++ Makefile
@@ -14,9 +14,6 @@ OPT ?= -O2 -DNDEBUG
 # OPT ?= -O2 -g2 -DNDEBUG
 #-----------------------------------------------

-# detect what platform we're building on
-$(shell CC="$(CC)" CXX="$(CXX)" TARGET_OS="$(TARGET_OS)" \
-    ./build_detect_platform build_config.mk ./)
 # this file is generated by the previous line to set build flags and sources
 include build_config.mk