diff --git a/datasource/hcp-packer-image/data.go b/datasource/hcp-packer-image/data.go
index 6b72366ea..ef79bfa37 100644
--- a/datasource/hcp-packer-image/data.go
+++ b/datasource/hcp-packer-image/data.go
@@ -188,7 +188,7 @@ func (d *Datasource) Execute() (cty.Value, error) {
 			iteration.ID)
 	}
 
-	output := DatasourceOutput{}
+	var output DatasourceOutput
 
 	cloudAndRegions := map[string][]string{}
 	for _, build := range iteration.Builds {
diff --git a/packer/core.go b/packer/core.go
index 0f3ea9c9c..cac6469e8 100644
--- a/packer/core.go
+++ b/packer/core.go
@@ -939,7 +939,6 @@ func (c *Core) renderVarsRecursively() (*interpolate.Context, error) {
 				}
 			}
 		}
-		deleteKeys = []string{}
 	}
 
 	if !changed && shouldRetry {
diff --git a/post-processor/manifest/post-processor.go b/post-processor/manifest/post-processor.go
index 74f203525..af2b9f9b1 100644
--- a/post-processor/manifest/post-processor.go
+++ b/post-processor/manifest/post-processor.go
@@ -141,7 +141,7 @@ func (p *PostProcessor) PostProcess(ctx context.Context, ui packersdk.Ui, source
 	defer os.Remove(lockFilename)
 
 	// Read the current manifest file from disk
-	contents := []byte{}
+	var contents []byte
 	if contents, err = os.ReadFile(p.config.OutputPath); err != nil && !os.IsNotExist(err) {
 		return source, true, true, fmt.Errorf("Unable to open %s for reading: %s", p.config.OutputPath, err)
 	}