diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4e4302bfde..53171c7c1c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -56,6 +56,7 @@ BUG FIXES:
 * Fix VM actions where Workspace shared storage doesn't allow shared key access ([#4222](https://github.com/microsoft/AzureTRE/issues/4222))
 * Fix public exposure in Guacamole service ([[#4199](https://github.com/microsoft/AzureTRE/issues/4199)])
 * Fix Azure ML network tags to use name rather than ID ([[#4151](https://github.com/microsoft/AzureTRE/issues/4151)])
+* Recreate tre_output.json if empty. ([[#4292](https://github.com/microsoft/AzureTRE/issues/4292)])
 
 COMPONENTS:
 
diff --git a/core/terraform/outputs.sh b/core/terraform/outputs.sh
old mode 100755
new mode 100644
index e00090bbc1..078b20be53
--- a/core/terraform/outputs.sh
+++ b/core/terraform/outputs.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-if [ ! -f ../tre_output.json ]; then
+if [ ! -f ../tre_output.json ] || [ ! -s ../tre_output.json ]; then
   # Connect to the remote backend of Terraform
   export TF_LOG=""
   # shellcheck disable=SC2154
diff --git a/core/version.txt b/core/version.txt
index a43ff2b5d7..3c85494aac 100644
--- a/core/version.txt
+++ b/core/version.txt
@@ -1 +1 @@
-__version__ = "0.11.20"
+__version__ = "0.11.21"