diff --git a/Makefile b/Makefile
index 15fd54c..564466f 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@
 
 UNAME_S := $(shell uname -s 2>/dev/null || echo not)
 
-SOURCES = $(wildcard src/*.c)
+SOURCES = $(sort $(wildcard src/*.c))
 OBJECTS = $(SOURCES:.c=.o)
 TARGET  = mdp
 DESTDIR =
diff --git a/README.md b/README.md
index 4ab38f9..9f9fa41 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,9 @@
 
 mdp needs the ncursesw headers to compile.
 So make sure you have them installed:
+
 - on Cygwin you need `libncursesw10` and `libncurses-devel`
+- on Raspbian (Raspberry Pi) you need `libncurses5-dev` and `libncursesw5-dev`
 
 Now download and install mdp:
 
diff --git a/include/main.h b/include/main.h
index 77003b3..62e748b 100644
--- a/include/main.h
+++ b/include/main.h
@@ -25,6 +25,6 @@
 
 #define MDP_VER_MAJOR 1
 #define MDP_VER_MINOR 0
-#define MDP_VER_REVISION 8
+#define MDP_VER_REVISION 9
 
 #endif // !defined( MAIN_H )