diff --git a/net/boinc_curses/Makefile b/net/boinc_curses/Makefile
index 225dc06a8d59..dc1af7bda56d 100644
--- a/net/boinc_curses/Makefile
+++ b/net/boinc_curses/Makefile
@@ -17,7 +17,7 @@ COMMENT=	Console, ncurses based monitor and manager for BOINC
 BUILD_DEPENDS=	${LOCALBASE}/lib/libboinc.a:${PORTSDIR}/net/boinc-client
 
 USE_BZIP2=	yes
-MAKE_ENV=	BOINCLIBDIR=${LOCALBASE}/lib BOINCINCDIR=${LOCALBASE}/include/BOINC
+MAKE_ENV=	BOINCLIBDIR=${LOCALBASE}/lib BOINCINCDIR=${LOCALBASE}/include/boinc
 
 PLIST_FILES=	bin/boinc_curses