diff --git a/math/pantheon-calculator/Makefile b/math/pantheon-calculator/Makefile
index ba77d8554c7e..04075d58f6ee 100644
--- a/math/pantheon-calculator/Makefile
+++ b/math/pantheon-calculator/Makefile
@@ -2,12 +2,12 @@
 # $FreeBSD$
 
 PORTNAME=	calculator
-PORTVERSION=	1.5.5
+PORTVERSION=	1.6.0
 CATEGORIES=	math
 PKGNAMEPREFIX=	pantheon-
 DIST_SUBDIR=	pantheon
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	duchateau.olivier@gmail.com
 COMMENT=	Simple calculator written in Vala
 
 LICENSE=	GPLv3
diff --git a/math/pantheon-calculator/distinfo b/math/pantheon-calculator/distinfo
index 3eb91dccd424..4d17aacc84ac 100644
--- a/math/pantheon-calculator/distinfo
+++ b/math/pantheon-calculator/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1586005307
-SHA256 (pantheon/elementary-calculator-1.5.5_GH0.tar.gz) = b8dc3ebdb1d19b86232731efedb58fa08ecebc49a34d5c4a5855823c8e57f1ea
-SIZE (pantheon/elementary-calculator-1.5.5_GH0.tar.gz) = 132807
+TIMESTAMP = 1609003661
+SHA256 (pantheon/elementary-calculator-1.6.0_GH0.tar.gz) = c650d5ff7d2df2d122ade0cbd35be50927f22b0d260f28e374b1112114f24540
+SIZE (pantheon/elementary-calculator-1.6.0_GH0.tar.gz) = 216846
diff --git a/math/pantheon-calculator/files/patch-src_HistoryDialog.vala b/math/pantheon-calculator/files/patch-src_HistoryDialog.vala
new file mode 100644
index 000000000000..6ec91dcdde41
--- /dev/null
+++ b/math/pantheon-calculator/files/patch-src_HistoryDialog.vala
@@ -0,0 +1,11 @@
+--- src/HistoryDialog.vala.orig	2020-12-23 20:16:02 UTC
++++ src/HistoryDialog.vala
+@@ -52,7 +52,7 @@ namespace PantheonCalculator {
+ 
+         private void build_ui () {
+             var content = get_content_area () as Gtk.Box;
+-            get_action_area ().margin = 6;
++            content.margin = 6;
+             main_grid = new Gtk.Grid ();
+             main_grid.expand = true;
+             main_grid.margin = 12;