diff --git a/tcl/.SRCINFO b/tcl/.SRCINFO
new file mode 100644
index 0000000000..e347b891f0
--- /dev/null
+++ b/tcl/.SRCINFO
@@ -0,0 +1,19 @@
+pkgbase = tcl
+	pkgdesc = Powerful, easy-to-learn dynamic programming language
+	pkgver = 8.6.16
+	pkgrel = 1
+	url = http://tcl.sourceforge.net/
+	arch = x86_64
+	arch = powerpc64le
+	arch = powerpc64
+	arch = powerpc
+	arch = espresso
+	arch = riscv64
+	license = TCL
+	depends = zlib
+	options = staticlibs
+	options = !lto
+	source = https://downloads.sourceforge.net/sourceforge/tcl/tcl8.6.16-src.tar.gz
+	sha256sums = 91cb8fa61771c63c262efb553059b7c7ad6757afa5857af6265e4b0bdc2a14a5
+
+pkgname = tcl
diff --git a/tcl/.nvchecker.toml b/tcl/.nvchecker.toml
new file mode 100644
index 0000000000..35fb24bda0
--- /dev/null
+++ b/tcl/.nvchecker.toml
@@ -0,0 +1,5 @@
+[tcl]
+source = "httpheader"
+url = "https://sourceforge.net/projects/tcl/files/latest/download"
+regex = 'tcl(\d+\.\d+\.\d+)-src.tar.gz'
+
diff --git a/tcl/PKGBUILD b/tcl/PKGBUILD
index caa38013f2..ecfe4e31d0 100644
--- a/tcl/PKGBUILD
+++ b/tcl/PKGBUILD
@@ -3,8 +3,8 @@
 # Contributor: Eric Bélanger <eric@archlinux.org>
 
 pkgname=tcl
-pkgver=8.6.14
-pkgrel=4.1
+pkgver=8.6.16
+pkgrel=1
 pkgdesc='Powerful, easy-to-learn dynamic programming language'
 arch=(x86_64 powerpc64le powerpc64 powerpc espresso riscv64)
 url='http://tcl.sourceforge.net/'
@@ -13,7 +13,7 @@ depends=(zlib)
 options=(staticlibs !lto)
 _archive="$pkgname$pkgver"
 source=("https://downloads.sourceforge.net/sourceforge/tcl/$_archive-src.tar.gz")
-sha256sums=('5880225babf7954c58d4fb0f5cf6279104ce1cd6aa9b71e9a6322540e1c4de66')
+sha256sums=('91cb8fa61771c63c262efb553059b7c7ad6757afa5857af6265e4b0bdc2a14a5')
 
 prepare() {
 	cd "$_archive"
@@ -59,14 +59,14 @@ package() {
 		-e "s#'{/usr/lib} '#'/usr/lib/tcl$_tclver'#" \
 		-i "$pkgdir/usr/lib/tclConfig.sh"
 
-	tdbcver=tdbc1.1.7
+	tdbcver=tdbc1.1.10
 	sed -e "s#$srcdir/$_archive/unix/pkgs/$tdbcver#/usr/lib/$tdbcver#" \
 		-e "s#$srcdir/$_archive/pkgs/$tdbcver/generic#/usr/include#" \
 		-e "s#$srcdir/$_archive/pkgs/$tdbcver/library#/usr/lib/tcl${pkgver%.*}#" \
 		-e "s#$srcdir/$_archive/pkgs/$tdbcver#/usr/include#" \
 		-i "$pkgdir/usr/lib/$tdbcver/tdbcConfig.sh"
 
-	itclver=itcl4.2.4
+	itclver=itcl4.3.2
 	sed -e "s#$srcdir/$_archive/unix/pkgs/$itclver#/usr/lib/$itclver#" \
 		-e "s#$srcdir/$_archive/pkgs/$itclver/generic#/usr/include#" \
 		-e "s#$srcdir/$_archive/pkgs/$itclver#/usr/include#" \