Warning: Quoted references are deprecated

│ Warning: Quoted references are deprecated
│
│   on .terraform/modules/path/to/elbv2.tf line 226, in resource "aws_lb_target_group" "this":
│  226:   depends_on = ["aws_lb.this"]
│
│ In this context, references are expected literally rather than in quotes. Terraform 0.11 and earlier required
│ quotes, but quoted references are now deprecated and will be removed in a future version of Terraform. Remove the
│ quotes surrounding this reference to silence this warning.
│
│ (and 8 more similar warnings elsewhere)
╵

Solution: remove quotes. Use depends_on = [aws_lb.this] instead of depends_on = ["aws_lb.this"]

Related

• terraform init
• Terraform 0.11 (2017)

See also

• terraform init [ -upgrade | -reconfigure | -backend-config | -get-plugins=false | -verify-plugins=false ], --help, Execution examples, Execution with errors, ~/.terraformrc, required_providers
• Terraform, OpenTofu, Terrakube.org, Installation, Terraform AWS, Terraform GCP, Terraform commands, Terraform Cloud, Terraform Enterprise (TFE), HCL, HIL, meta-arguments, providers, modules, resource, provisioners, data sources, backends: remote backends, examples, configuration files, state files, variables, types, Terraform Registry, conditionals: depends_on, functions, Blocks, dynamic blocks, errors, Terragrunt, Terraformer, Terratest, Terraform certifications, Terraform map type, Terraform Associate, Terraform: list type, TF_VAR_, TF_LOG, Terraform provider versioning, Terraform Style Conventions, Required version, Terraform plugin, Terraform Named Values, tags, Changelog, tfsec, tflint, Operators, Expressions: for, splat, Debugging, Namespaces, Terraform Landing Zones, CDKTF, Atmos