diff --git a/packages/tcl/build.sh b/packages/tcl/build.sh
index 55e7dca3d..97a8e0f9e 100644
--- a/packages/tcl/build.sh
+++ b/packages/tcl/build.sh
@@ -4,6 +4,7 @@ TERMUX_PKG_LICENSE="custom"
 TERMUX_PKG_LICENSE_FILE="license.terms"
 TERMUX_PKG_MAINTAINER="@termux"
 TERMUX_PKG_VERSION=8.6.11
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=https://downloads.sourceforge.net/project/tcl/Tcl/${TERMUX_PKG_VERSION}/tcl${TERMUX_PKG_VERSION}-src.tar.gz
 TERMUX_PKG_SHA256=8c0486668586672c5693d7d95817cb05a18c5ecca2f40e2836b9578064088258
 TERMUX_PKG_DEPENDS="zlib"