diff --git a/tools/cert_create/Makefile b/tools/cert_create/Makefile
index 8218ab7..27545ba 100644
--- a/tools/cert_create/Makefile
+++ b/tools/cert_create/Makefile
@@ -32,7 +32,7 @@
 PLAT		:= none
 V		:= 0
 DEBUG		:= 0
-BINARY		:= ${PROJECT}
+BINARY		:= ${PROJECT}${BIN_EXT}
 OPENSSL_DIR	:= /usr
 
 OBJECTS := src/cert.o \
diff --git a/tools/fip_create/Makefile b/tools/fip_create/Makefile
index b12e063..2e367c2 100644
--- a/tools/fip_create/Makefile
+++ b/tools/fip_create/Makefile
@@ -32,7 +32,7 @@
 include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
 include ${MAKE_HELPERS_DIRECTORY}build_env.mk
 
-PROJECT := fip_create
+PROJECT := fip_create${BIN_EXT}
 OBJECTS := fip_create.o
 COPIED_H_FILES := uuid.h firmware_image_package.h