diff --git a/distro/scripts/root_cots.sh b/distro/scripts/root_cots.sh
index b7690a78b6260fc83ccfabb930a98003e5fb16c7..1deb74f156a6bb1c0fc3519b0e6f48b039b36f17 100755
--- a/distro/scripts/root_cots.sh
+++ b/distro/scripts/root_cots.sh
@@ -16,7 +16,7 @@ install()
     yum -y install unzip.x86_64 && \
     #yum -y install java-1.8.0-openjdk-devel.x86_64 && \
     yum -y install imake.x86_64 && \
-    yum -y install tcl-devel.x86_64 && \
+    #yum -y install tcl-devel.x86_64 && \
     yum -y install wget.x86_64 && \
     yum -y install flex-devel.x86_64 && \
     yum -y install autoconf.noarch && \