diff --git a/lang/algol68g/Makefile b/lang/algol68g/Makefile
index 4d682eb217e2..c85b86ecca27 100644
--- a/lang/algol68g/Makefile
+++ b/lang/algol68g/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	algol68g
-PORTVERSION=	3.5.1
+PORTVERSION=	3.5.3
 CATEGORIES=	lang
 MASTER_SITES=	https://jmvdveer.home.xs4all.nl/
 
diff --git a/lang/algol68g/distinfo b/lang/algol68g/distinfo
index f3f6872c3694..2db729cbbde1 100644
--- a/lang/algol68g/distinfo
+++ b/lang/algol68g/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1708544324
-SHA256 (algol68g-3.5.1.tar.gz) = 4845849d4c3b28fce6effefb5867a458f928ca06136bca74120ba4a63265bb45
-SIZE (algol68g-3.5.1.tar.gz) = 661670
+TIMESTAMP = 1718105856
+SHA256 (algol68g-3.5.3.tar.gz) = 7df60b13778233bd925e3e447bc6eb0abf8f12c01664bb8118707ea31b938c33
+SIZE (algol68g-3.5.3.tar.gz) = 664147