diff --git a/config.mk b/config.mk
index 5150db8..aeabd6b 100644
--- a/config.mk
+++ b/config.mk
@@ -1,14 +1,23 @@
 # st version
 VERSION = 0.8.2
 
-# Customize below to fit your system
+OS = $(shell uname)
 
 # paths
+ifeq $(OS) NetBSD
+PREFIX = $(HOME)
+else
 PREFIX = $(HOME)/.local
+endif
 MANPREFIX = $(PREFIX)/share/man
 
+ifeq $(OS) NetBSD
+X11INC = /usr/X11R7/include
+X11LIB = /usr/X11R7/lib
+else
 X11INC = /usr/X11R6/include
 X11LIB = /usr/X11R6/lib
+endif
 
 PKG_CONFIG = pkg-config
 
@@ -20,16 +29,14 @@ LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft -lXrender \
        `$(PKG_CONFIG) --libs fontconfig` \
        `$(PKG_CONFIG) --libs freetype2`
 
+ifeq $(OS) NetBSD
+LIBS = $(LIBS) -Wl,-rpath,$(X11LIB)
+endif
+
 # flags
 STCPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600
+ifeq $(OS) NetBSD
+STCPPFLAGS = $(STCPPFLAGS) -D_BSD_SOURCE
+endif
 STCFLAGS = $(INCS) $(STCPPFLAGS) $(CPPFLAGS) $(CFLAGS) -mtune=native -march=native -O3 -pipe -fstack-protector-strong -fno-plt
 STLDFLAGS = $(LIBS) $(LDFLAGS)
-
-# OpenBSD:
-#CPPFLAGS = -DVERSION=\"$(VERSION)\" -D_XOPEN_SOURCE=600 -D_BSD_SOURCE
-#LIBS = -L$(X11LIB) -lm -lX11 -lutil -lXft \
-#       `pkg-config --libs fontconfig` \
-#       `pkg-config --libs freetype2`
-
-# compiler and linker
-# CC = c99