diff --git a/libowlps/Makefile_drone b/libowlps/Makefile_drone
index 0394af5..a08cb9b 100644
--- a/libowlps/Makefile_drone
+++ b/libowlps/Makefile_drone
@@ -4,9 +4,10 @@ TOOLCHAIN_USR = $(TOOLCHAIN_PREFIX)/arm-none-linux-gnueabi/libc/usr
 TOOLCHAIN_USR_2 = $(TOOLCHAIN_PREFIX)/arm-none-linux-gnueabi/libc
 
 # Répertoire d'installation
+PREFIX_CC=/arm/arm-none-linux-gnueabi
 PREFIX=/usr/local
 INSTALL_LIB= $(PREFIX)/lib
-INSTALL_INC= $(PREFIX)/include
+INSTALL_INC= $(PREFIX_CC)/include
 INSTALL_MAN= $(PREFIX)/share/man
 
 # Compilateur