diff --git a/roles/base/files/setprodps1.sh b/roles/base/files/setprodps1.sh
index 342a46b072..6bf55a6bff 100644
--- a/roles/base/files/setprodps1.sh
+++ b/roles/base/files/setprodps1.sh
@@ -1,4 +1,3 @@
 # Set PS1 based on env
 #
-PS1="[\u@\h \W]\[$(tput setaf 3)\][PROD]\[$(tput sgr0)\]\\$ \[\]"
-
+[[ $- =~ i ]] && PS1="[\u@\h \W]\[$(tput setaf 3)\][PROD]\[$(tput sgr0)\]\\$ \[\]"
diff --git a/roles/base/files/setstgps1.sh b/roles/base/files/setstgps1.sh
index d8b3ac27bb..92d02931dc 100644
--- a/roles/base/files/setstgps1.sh
+++ b/roles/base/files/setstgps1.sh
@@ -1,4 +1,3 @@
 # Set PS1 based on env
 #
-PS1="[\u@\h \W]\[$(tput setaf 6)\][STG]\[$(tput sgr0)\]\\$ \[\]"
-
+[[ $- =~ i ]] && PS1="[\u@\h \W]\[$(tput setaf 6)\][STG]\[$(tput sgr0)\]\\$ \[\]"