diff --git a/Makefile b/Makefile
index ecdc2e7..d454360 100644
--- a/Makefile
+++ b/Makefile
@@ -80,7 +80,7 @@ bindir      = $(exec_prefix)/bin
 
 INSTALL = install
 INSTALL_DIR = $(INSTALL) -dm0755
-INSTALL_PROGRAM = $(INSTALL) -Dm0755
+INSTALL_PROGRAM = $(INSTALL) -m0755
 
 #$(info CFLAGS=$(CFLAGS))
 #$(info CXXFLAGS=$(CXXFLAGS))