diff --git a/CHANGELOG.md b/CHANGELOG.md
index ea4109ea..8ea38be4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## v1.5.0
+
+- Bump to Terraform v1.0.6 internally (only affects `fmt`)
+- Fix Terraform v1 `plan` output truncation
+
 ## v1.4.0
 
 - Bump to Terraform v0.15.0 internally (only affects `fmt`)
diff --git a/Dockerfile b/Dockerfile
index 95d731af..d6741783 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM hashicorp/terraform:0.15.0
+FROM hashicorp/terraform:1.0.6
 
 LABEL repository="https://github.com/robburger/terraform-pr-commenter" \
       homepage="https://github.com/robburger/terraform-pr-commenter" \