diff --git a/astro/mkgmap/Makefile b/astro/mkgmap/Makefile
index 9951e23dfab0..5112011c5ab9 100644
--- a/astro/mkgmap/Makefile
+++ b/astro/mkgmap/Makefile
@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	mkgmap
-PORTVERSION=	r4594
+PORTVERSION=	r4597
 CATEGORIES=	astro converters java
 MASTER_SITES=	http://www.mkgmap.org.uk/download/ \
 		http://mirror.amdmi3.ru/distfiles/
diff --git a/astro/mkgmap/distinfo b/astro/mkgmap/distinfo
index 930372c66682..21f136c7d057 100644
--- a/astro/mkgmap/distinfo
+++ b/astro/mkgmap/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1611183417
-SHA256 (mkgmap-r4594.tar.gz) = 2217bb7762606a46190ac2c71083efdceba54ac21ea4a477b69628821f3be984
-SIZE (mkgmap-r4594.tar.gz) = 3471796
+TIMESTAMP = 1611531106
+SHA256 (mkgmap-r4597.tar.gz) = 5de4361a634b82e5ec9a08d87a97ad2505c9fb0f247df4545918c13ebc5003bb
+SIZE (mkgmap-r4597.tar.gz) = 3471684