diff --git a/Makefile.omdev.mingw b/Makefile.omdev.mingw
index 87a3d4ba022..367b6251fd9 100644
--- a/Makefile.omdev.mingw
+++ b/Makefile.omdev.mingw
@@ -26,9 +26,13 @@ OSG_PATH = $(OMDEVMSYS)/tools/msys/mingw64/
 PKG_CONFIG_PATH=$(OMDEVMSYS)/tools/msys/mingw64/lib/pkgconfig
 endif
 ifeq ($(BUILDTYPE),)
+BUILDTYPE=$(BuildType)
+endif
+ifeq ($(BUILDTYPE),)
 BUILDTYPE=Debug
 endif
 
+
 .PHONY: omc omc-diff omlibrary-core omplot omedit omnotebook omshell omoptim
 
 all: omc omc-diff omlibrary-core