diff --git a/textproc/Makefile b/textproc/Makefile
index 93e9e82ff1f0..ff316f2937ed 100644
--- a/textproc/Makefile
+++ b/textproc/Makefile
@@ -1785,6 +1785,7 @@
     SUBDIR += rubygem-termcolor
     SUBDIR += rubygem-terminal-table
     SUBDIR += rubygem-terser
+    SUBDIR += rubygem-terser11
     SUBDIR += rubygem-text
     SUBDIR += rubygem-tidy_ffi
     SUBDIR += rubygem-toml
diff --git a/textproc/rubygem-terser11/Makefile b/textproc/rubygem-terser11/Makefile
new file mode 100644
index 000000000000..f5392db2c0fe
--- /dev/null
+++ b/textproc/rubygem-terser11/Makefile
@@ -0,0 +1,22 @@
+# Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
+
+PORTNAME=	terser
+PORTVERSION=	1.1.8
+CATEGORIES=	textproc rubygems
+MASTER_SITES=	RG
+PKGNAMESUFFIX=	11
+
+MAINTAINER=	sunpoet@FreeBSD.org
+COMMENT=	Minify JavaScript files by wrapping TerserJS to be accessible in Ruby
+
+LICENSE=	MIT
+LICENSE_FILE=	${WRKSRC}/LICENSE.txt
+
+RUN_DEPENDS=	rubygem-execjs>=0.3.0<3:devel/rubygem-execjs
+
+USES=		gem
+USE_RUBY=	yes
+
+NO_ARCH=	yes
+
+.include <bsd.port.mk>
diff --git a/textproc/rubygem-terser11/distinfo b/textproc/rubygem-terser11/distinfo
new file mode 100644
index 000000000000..d4d90256f5ef
--- /dev/null
+++ b/textproc/rubygem-terser11/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1641045738
+SHA256 (rubygem/terser-1.1.8.gem) = 09d6419643cbb834278bebb21f0afc9e3d10a1d8c93d645f265ad000ce469fba
+SIZE (rubygem/terser-1.1.8.gem) = 167936
diff --git a/textproc/rubygem-terser11/pkg-descr b/textproc/rubygem-terser11/pkg-descr
new file mode 100644
index 000000000000..7ee6f2b0d600
--- /dev/null
+++ b/textproc/rubygem-terser11/pkg-descr
@@ -0,0 +1,3 @@
+Ruby wrapper for Terser JavaScript compressor.
+
+WWW: https://github.com/ahorek/terser-ruby