diff --git a/containers/chicago/build.sh b/containers/chicago/build.sh
index 4715f4a..2c74fb9 100755
--- a/containers/chicago/build.sh
+++ b/containers/chicago/build.sh
@@ -69,7 +69,7 @@ p4 configure set any#auth.id=EXT_AUTH_ID
 echo ${P4PASSWD} | p4 login
 
 # disable the signed extensions requirement for testing
-# p4 configure set server.extensions.allow.unsigned=1
+p4 configure set server.extensions.allow.unsigned=1
 
 # stop the server so that the run script can start it again, and the
 # authentication changes will take effect
diff --git a/containers/p4d/build.sh b/containers/p4d/build.sh
index ddef442..89e2a9b 100755
--- a/containers/p4d/build.sh
+++ b/containers/p4d/build.sh
@@ -14,7 +14,7 @@ p4dctl start -o '-p 0.0.0.0:1666' despot
 echo ${P4PASSWD} | p4 login
 
 # disable the signed extensions requirement for testing
-# p4 configure set server.extensions.allow.unsigned=1
+p4 configure set server.extensions.allow.unsigned=1
 
 #
 # install and configure the extension