diff --git a/misc/edflib/Makefile b/misc/edflib/Makefile
index 9e868edc5697..133200a027b0 100644
--- a/misc/edflib/Makefile
+++ b/misc/edflib/Makefile
@@ -1,44 +1,44 @@
 PORTNAME=	edflib
-DISTVERSION=	1.20
+DISTVERSION=	1.21
 CATEGORIES=	misc # medicine
 MASTER_SITES=	https://www.teuniz.net/edflib/
 DISTNAME=	${PORTNAME}_${DISTVERSION:S/.//}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	C library to read/write EDF+/BDF+ (medical data series) files
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		gmake
 USE_LDCONFIG=	yes
 
 MAKE_ARGS=	CC=${CC} CFLAGS="${CFLAGS}"
 
 PLIST_FILES=	bin/sine_generator \
 		bin/sweep_generator \
 		bin/test_edflib \
 		bin/test_generator \
 		include/edflib.h \
 		lib/libedflib.so
 
 post-build: # https://gitlab.com/Teuniz/EDFlib/-/issues/6
 	@cd ${WRKSRC} && ${CC} ${CFLAGS} ${LDFLAGS} -shared -fPIC -o lib${PORTNAME}.so ${PORTNAME}.c
 
 do-install:
 	${INSTALL_LIB} ${WRKSRC}/lib${PORTNAME}.so ${STAGEDIR}${PREFIX}/lib
 	${INSTALL_DATA} ${WRKSRC}/${PORTNAME}.h ${STAGEDIR}${PREFIX}/include
 .for p in sine_generator sweep_generator test_edflib test_generator
 	${INSTALL_PROGRAM} ${WRKSRC}/${p} ${STAGEDIR}${PREFIX}/bin
 .endfor
 
 do-test:
 	# build
 	@cd ${WRKSRC}/unittest && \
 		${SETENV} ${MAKE_ENV} ${MAKE} ${MAKE_ARGS}
 	# run
 	@cd ${WRKSRC} && \
 		${WRKSRC}/unittest/edflib_test && \
 		${ECHO} "Tests passed"
 
 .include <bsd.port.mk>
diff --git a/misc/edflib/distinfo b/misc/edflib/distinfo
index 43851ca3d1e2..feffd2bf4514 100644
--- a/misc/edflib/distinfo
+++ b/misc/edflib/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1636929507
-SHA256 (edflib_120.tar.gz) = 53b1b4270cdd221f1823a1e2b22ae05e467cb2348dd8aeca8099fc271999ef90
-SIZE (edflib_120.tar.gz) = 54238
+TIMESTAMP = 1644090311
+SHA256 (edflib_121.tar.gz) = 7a8702faa901c370c7ae8e6851cb4feb75579ea1d94a0e9bd5b69ea9585e54ae
+SIZE (edflib_121.tar.gz) = 54379