diff --git a/hclwrite/ast.go b/hclwrite/ast.go
index 35c746b..19d0070 100644
--- a/hclwrite/ast.go
+++ b/hclwrite/ast.go
@@ -82,7 +82,7 @@ func (n *Body) AppendUnstructuredTokens(seq *TokenSeq) {
 // given name, or returns nil if there is currently no matching attribute.
 //
 // A valid AST has only one definition of each attribute, but that constraint
-// is not enforced in the zclwrite AST, so a tree that has been mutated by
+// is not enforced in the hclwrite AST, so a tree that has been mutated by
 // other calls may contain additional matching attributes that cannot be seen
 // by this method.
 func (n *Body) FindAttribute(name string) *Attribute {
diff --git a/hclwrite/format.go b/hclwrite/format.go
index 1ccc78f..64f161d 100644
--- a/hclwrite/format.go
+++ b/hclwrite/format.go
@@ -49,7 +49,7 @@ func formatIndent(lines []formatLine) {
 
 	// We'll start our indent stack at a reasonable capacity to minimize the
 	// chance of us needing to grow it; 10 here means 10 levels of indent,
-	// which should be more than enough for reasonable zcl uses.
+	// which should be more than enough for reasonable HCL uses.
 	indents := make([]int, 0, 10)
 
 	for i := range lines {
diff --git a/hclwrite/public.go b/hclwrite/public.go
index ee2d920..d9b0dd5 100644
--- a/hclwrite/public.go
+++ b/hclwrite/public.go
@@ -6,7 +6,7 @@ import (
 	"github.com/hashicorp/hcl2/hcl"
 )
 
-// ParseConfig interprets the given source bytes into a *zclwrite.File. The
+// ParseConfig interprets the given source bytes into a *hclwrite.File. The
 // resulting AST can be used to perform surgical edits on the source code
 // before turning it back into bytes again.
 func ParseConfig(src []byte, filename string, start hcl.Pos) (*File, hcl.Diagnostics) {
diff --git a/hclwrite/tokens.go b/hclwrite/tokens.go
index 4eafbdf..8fb87f2 100644
--- a/hclwrite/tokens.go
+++ b/hclwrite/tokens.go
@@ -9,7 +9,7 @@ import (
 )
 
 // TokenGen is an abstract type that can append tokens to a list. It is the
-// low-level foundation underlying the zclwrite AST; the AST provides a
+// low-level foundation underlying the hclwrite AST; the AST provides a
 // convenient abstraction over raw token sequences to facilitate common tasks,
 // but it's also possible to directly manipulate the tree of token generators
 // to make changes that the AST API doesn't directly allow.