diff --git a/www/rubygem-sinatra/Makefile b/www/rubygem-sinatra/Makefile
index 38c1734372c6..d6f00c5b4feb 100644
--- a/www/rubygem-sinatra/Makefile
+++ b/www/rubygem-sinatra/Makefile
@@ -1,24 +1,25 @@
 PORTNAME=	sinatra
 PORTVERSION=	2.2.1
+PORTREVISION=	1
 CATEGORIES=	www rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Classy web development framework in ruby
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-RUN_DEPENDS=	rubygem-mustermann>=1.0<2:devel/rubygem-mustermann \
+RUN_DEPENDS=	rubygem-mustermann>=2.0<3:devel/rubygem-mustermann \
 		rubygem-rack>=2.2,3<3,3:www/rubygem-rack \
 		rubygem-rack-protection>=${PORTVERSION}:www/rubygem-rack-protection \
 		rubygem-tilt>=2.0<3:devel/rubygem-tilt
 
 USES=		cpe gem
 USE_RUBY=	yes
 
 NO_ARCH=	yes
 
 CPE_VENDOR=	sinatrarb
 
 .include <bsd.port.mk>
diff --git a/www/rubygem-sinatra/files/patch-gemspec b/www/rubygem-sinatra/files/patch-gemspec
new file mode 100644
index 000000000000..1dad6a8b1910
--- /dev/null
+++ b/www/rubygem-sinatra/files/patch-gemspec
@@ -0,0 +1,11 @@
+--- sinatra.gemspec.orig	2022-07-22 17:37:51 UTC
++++ sinatra.gemspec
+@@ -29,7 +29,7 @@ Gem::Specification.new do |s|
+     s.add_runtime_dependency(%q<rack>.freeze, ["~> 2.2"])
+     s.add_runtime_dependency(%q<tilt>.freeze, ["~> 2.0"])
+     s.add_runtime_dependency(%q<rack-protection>.freeze, ["= 2.2.1"])
+-    s.add_runtime_dependency(%q<mustermann>.freeze, ["~> 1.0"])
++    s.add_runtime_dependency(%q<mustermann>.freeze, ["~> 2.0"])
+   else
+     s.add_dependency(%q<rack>.freeze, ["~> 2.2"])
+     s.add_dependency(%q<tilt>.freeze, ["~> 2.0"])