diff --git a/config.mk b/config.mk
index 832bcff..260fff0 100644
--- a/config.mk
+++ b/config.mk
@@ -38,7 +38,7 @@ INCS = -I$(X11INC) \
        `$(PKG_CONFIG) --cflags fontconfig` \
        `$(PKG_CONFIG) --cflags freetype2` \
        $(LIGATURES_INC)
-LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft ${SIXEL_LIBS} ${XRENDER} ${XCURSOR}\
+LIBS = -L$(X11LIB) -lm -lX11 -lutil -lXft ${SIXEL_LIBS} ${XRENDER} ${XCURSOR}\
        `$(PKG_CONFIG) --libs fontconfig` \
        `$(PKG_CONFIG) --libs freetype2` \
        $(LIGATURES_LIBS) \
@@ -50,10 +50,7 @@ STCFLAGS = $(INCS) $(STCPPFLAGS) $(CPPFLAGS) $(CFLAGS)
 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`
+#CPPFLAGS = $(STCPPFLAGS) -D_XOPEN_SOURCE=600
 #MANPREFIX = ${PREFIX}/man
 
 # compiler and linker