diff --git a/common/shlibs b/common/shlibs
index 307cb13347f..e7af88140d1 100644
--- a/common/shlibs
+++ b/common/shlibs
@@ -4040,7 +4040,7 @@ libarb.so.2 arb-2.20.0_1
 libec.so.8 eclib-20210625_1
 libsymmetrica.so.2 symmetrica-3.0.1_1
 libLfunction.so.1 lcalc-2.0.4_1
-liblrcalc.so.1 lrcalc-1.2_1
+liblrcalc.so.2 lrcalc-2.1_1
 libwayland-client++.so.0 libwaylandpp-0.2.8_1
 libwayland-cursor++.so.0 libwaylandpp-0.2.8_1
 libwayland-egl++.so.0 libwaylandpp-0.2.8_1
diff --git a/srcpkgs/lrcalc/patches/includes.patch b/srcpkgs/lrcalc/patches/includes.patch
deleted file mode 100644
index 707da176a60..00000000000
--- a/srcpkgs/lrcalc/patches/includes.patch
+++ /dev/null
@@ -1,90 +0,0 @@
-From 4a5e1c8c3c11efdb1cbb4239825a6bf4bf1c52f8 Mon Sep 17 00:00:00 2001
-From: Anders Skovsted Buch <asbuch@math.rutgers.edu>
-Date: Sun, 29 Nov 2015 16:25:56 -0500
-Subject: [PATCH] Patch by Jeroen Demeyer to change include <vector.h> to
- "vector.h", plus similar cases.
-
----
- src/lrcalc.c   | 2 +-
- src/maple.c    | 4 ++--
- src/schublib.h | 2 +-
- src/symfcn.c   | 6 +++---
- src/symfcn.h   | 4 ++--
- 5 files changed, 9 insertions(+), 9 deletions(-)
-
-diff --git a/src/lrcalc.c b/src/lrcalc.c
-index aff3f75..60df49e 100644
---- a/src/lrcalc.c
-+++ b/src/lrcalc.c
-@@ -8,7 +8,7 @@
- #include <stdlib.h>
- extern char *optarg;
- 
--#include <vectarg.h>
-+#include "vectarg.h"
- 
- #include "symfcn.h"
- #include "maple.h"
-diff --git a/src/maple.c b/src/maple.c
-index fdc0768..a5f4d14 100644
---- a/src/maple.c
-+++ b/src/maple.c
-@@ -4,8 +4,8 @@
-  */
- 
- #include <stdio.h>
--#include <vector.h>
--#include <hashtab.h>
-+#include "vector.h"
-+#include "hashtab.h"
- #include "maple.h"
- 
- 
-diff --git a/src/schublib.h b/src/schublib.h
-index a8e8511..864850c 100644
---- a/src/schublib.h
-+++ b/src/schublib.h
-@@ -1,7 +1,7 @@
- #ifndef _SCHUBLIB_H
- #define _SCHUBLIB_H
- 
--#include <hashtab.h>
-+#include "hashtab.h"
- 
- hashtab *trans(vector *w, int vars, hashtab *res);
- hashtab *monk(int i, hashtab *slc, int rank);
-diff --git a/src/symfcn.c b/src/symfcn.c
-index 4ffbe4b..fd5df5d 100644
---- a/src/symfcn.c
-+++ b/src/symfcn.c
-@@ -5,9 +5,9 @@
- 
- #include <stdio.h>
- 
--#include <alloc.h>
--#include <vector.h>
--#include <hashtab.h>
-+#include "alloc.h"
-+#include "vector.h"
-+#include "hashtab.h"
- 
- #include "symfcn.h"
- 
-diff --git a/src/symfcn.h b/src/symfcn.h
-index b8543b1..29bb00d 100644
---- a/src/symfcn.h
-+++ b/src/symfcn.h
-@@ -1,8 +1,8 @@
- #ifndef _SYMFCN_H
- #define _SYMFCN_H
- 
--#include <hashtab.h>
--#include <vector.h>
-+#include "hashtab.h"
-+#include "vector.h"
- 
- int part_itr_sz(vector *part);
- int part_itr_sub(vector *part, vector *outer);
--- 
-2.1.1.1.g1fb337f
-
diff --git a/srcpkgs/lrcalc/template b/srcpkgs/lrcalc/template
index 8b33c3cba6c..afa889b6d6a 100644
--- a/srcpkgs/lrcalc/template
+++ b/srcpkgs/lrcalc/template
@@ -1,14 +1,14 @@
 # Template file for 'lrcalc'
 pkgname=lrcalc
-version=1.2
-revision=2
+version=2.1
+revision=1
 build_style=gnu-configure
 short_desc="Littlewood-Richardson Calculator"
 maintainer="Gonzalo Tornaría <tornaria@cmat.edu.uy>"
 license="GPL-3.0-or-later"
 homepage="https://sites.math.rutgers.edu/~asbuch/lrcalc/"
 distfiles="https://sites.math.rutgers.edu/~asbuch/lrcalc/lrcalc-$version.tar.gz"
-checksum=792dd538a0d19698be2c5b8c138730bbb4820e8a44e03b001ae14bd5f1d7040b
+checksum=996ac00e6ea8321ef09b34478f5379f613933c3254aeba624b6419b8afa5df57
 
 lrcalc-devel_package() {
 	depends="${sourcepkg}>=${version}_${revision} ${makedepends}"