diff --git a/configs/stm32f4discovery/scripts/Make.defs b/configs/stm32f4discovery/scripts/Make.defs
index f0270e21ae4..3d60427aa23 100644
--- a/configs/stm32f4discovery/scripts/Make.defs
+++ b/configs/stm32f4discovery/scripts/Make.defs
@@ -105,6 +105,19 @@ else
   LDMODULEFLAGS += -T $(TOPDIR)/libs/libc/modlib/gnu-elf.ld
 endif
 
+# ELF module definitions
+
+CELFFLAGS = $(CFLAGS) -mlong-calls # --target1-abs
+CXXELFFLAGS = $(CXXFLAGS) -mlong-calls # --target1-abs
+
+LDELFFLAGS = -r -e main
+ifeq ($(WINTOOL),y)
+  LDELFFLAGS += -T "${shell cygpath -w $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/gnu-elf.ld}"
+else
+  LDELFFLAGS += -T $(TOPDIR)/configs/$(CONFIG_ARCH_BOARD)/scripts/gnu-elf.ld
+endif
+
+
 ASMEXT = .S
 OBJEXT = .o
 LIBEXT = .a