diff --git a/data/Makefile b/data/Makefile
index d93b8ce..f1baa9c 100644
--- a/data/Makefile
+++ b/data/Makefile
@@ -1,6 +1,6 @@
 TARGETS	= libApp.pc
 PREFIX	= /usr/local
-DESTDIR	= 
+DESTDIR	=
 RM	= rm -f
 LN	= ln -f
 MKDIR	= mkdir -p
diff --git a/include/System/App/Makefile b/include/System/App/Makefile
index 63d3ecd..d4d3dd9 100644
--- a/include/System/App/Makefile
+++ b/include/System/App/Makefile
@@ -1,5 +1,5 @@
 PREFIX	= /usr/local
-DESTDIR	= 
+DESTDIR	=
 RM	= rm -f
 LN	= ln -f
 MKDIR	= mkdir -p
diff --git a/include/System/Makefile b/include/System/Makefile
index af0ad88..b0190f6 100644
--- a/include/System/Makefile
+++ b/include/System/Makefile
@@ -1,6 +1,6 @@
 SUBDIRS	= App
 PREFIX	= /usr/local
-DESTDIR	= 
+DESTDIR	=
 RM	= rm -f
 LN	= ln -f
 MKDIR	= mkdir -p
diff --git a/src/Makefile b/src/Makefile
index 2cc9eec..0c2aa9c 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,6 +1,6 @@
 TARGETS	= libApp.a libApp.so
 PREFIX	= /usr/local
-DESTDIR	= 
+DESTDIR	=
 LIBDIR	= $(PREFIX)/lib
 CC	= cc
 CPPFLAGSF= -I ../include
diff --git a/tools/Makefile b/tools/Makefile
index 91ce329..0d087b4 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -1,6 +1,6 @@
 TARGETS	= AppBroker AppClient
 PREFIX	= /usr/local
-DESTDIR	= 
+DESTDIR	=
 BINDIR	= $(PREFIX)/bin
 CC	= cc
 CPPFLAGSF= -I ../include