diff --git a/CHANGELOG.md b/CHANGELOG.md
index c007bb5b2..a8bd6bab7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 ## Bug Fixes
 
 * Update dependency `github.com/hashicorp/go-slug` `v0.16.0` => `v0.16.3` to integrate latest changes.
+* Fix bug in BETA support for Linux arm64 agents, which is EXPERIMENTAL, SUBJECT TO CHANGE, and may not be available to all users @natalie-todd [#1022](https://github.com/hashicorp/go-tfe/pull/1022)
 
 # v1.72.0
 
diff --git a/admin_terraform_version.go b/admin_terraform_version.go
index 78d75ce14..01a69f84b 100644
--- a/admin_terraform_version.go
+++ b/admin_terraform_version.go
@@ -62,11 +62,11 @@ type AdminTerraformVersion struct {
 	CreatedAt        time.Time `jsonapi:"attr,created-at,iso8601"`
 }
 
-type ToolVersionArchitecture struct {
-	URL  string `jsonapi:"attr,url"`
-	Sha  string `jsonapi:"attr,sha"`
-	OS   string `jsonapi:"attr,os"`
-	Arch string `jsonapi:"attr,arch"`
+type ToolVersionArchitectureOptions struct {
+	URL  string `json:"url"`
+	Sha  string `json:"sha"`
+	OS   string `json:"os"`
+	Arch string `json:"arch"`
 }
 
 // AdminTerraformVersionsListOptions represents the options for listing
@@ -84,16 +84,16 @@ type AdminTerraformVersionsListOptions struct {
 // AdminTerraformVersionCreateOptions for creating a terraform version.
 // https://developer.hashicorp.com/terraform/enterprise/api-docs/admin/terraform-versions#request-body
 type AdminTerraformVersionCreateOptions struct {
-	Type             string                     `jsonapi:"primary,terraform-versions"`
-	Version          *string                    `jsonapi:"attr,version"` // Required
-	URL              *string                    `jsonapi:"attr,url"`     // Required
-	Sha              *string                    `jsonapi:"attr,sha"`     // Required
-	Official         *bool                      `jsonapi:"attr,official,omitempty"`
-	Deprecated       *bool                      `jsonapi:"attr,deprecated,omitempty"`
-	DeprecatedReason *string                    `jsonapi:"attr,deprecated-reason,omitempty"`
-	Enabled          *bool                      `jsonapi:"attr,enabled,omitempty"`
-	Beta             *bool                      `jsonapi:"attr,beta,omitempty"`
-	Archs            []*ToolVersionArchitecture `jsonapi:"attr,archs,omitempty"`
+	Type             string                            `jsonapi:"primary,terraform-versions"`
+	Version          *string                           `jsonapi:"attr,version"` // Required
+	URL              *string                           `jsonapi:"attr,url"`     // Required
+	Sha              *string                           `jsonapi:"attr,sha"`     // Required
+	Official         *bool                             `jsonapi:"attr,official,omitempty"`
+	Deprecated       *bool                             `jsonapi:"attr,deprecated,omitempty"`
+	DeprecatedReason *string                           `jsonapi:"attr,deprecated-reason,omitempty"`
+	Enabled          *bool                             `jsonapi:"attr,enabled,omitempty"`
+	Beta             *bool                             `jsonapi:"attr,beta,omitempty"`
+	Archs            []*ToolVersionArchitectureOptions `jsonapi:"attr,archs,omitempty"`
 }
 
 // AdminTerraformVersionUpdateOptions for updating terraform version.
@@ -168,7 +168,6 @@ func (a *adminTerraformVersions) Create(ctx context.Context, options AdminTerraf
 	if err != nil {
 		return nil, err
 	}
-
 	return tfv, nil
 }
 
diff --git a/admin_terraform_version_integration_test.go b/admin_terraform_version_integration_test.go
index 39e64006b..67898e256 100644
--- a/admin_terraform_version_integration_test.go
+++ b/admin_terraform_version_integration_test.go
@@ -100,25 +100,57 @@ func TestAdminTerraformVersions_CreateDelete(t *testing.T) {
 
 	client := testClient(t)
 	ctx := context.Background()
-	version := genSafeRandomTerraformVersion()
 
-	t.Run("with valid options", func(t *testing.T) {
-		sha := String(genSha(t))
+	t.Run("with valid options and archs", func(t *testing.T) {
 		opts := AdminTerraformVersionCreateOptions{
-			Version:          String(version),
+			Version:          String(genSafeRandomTerraformVersion()),
+			Deprecated:       Bool(true),
+			DeprecatedReason: String("Test Reason"),
+			Official:         Bool(false),
+			Enabled:          Bool(false),
+			Beta:             Bool(false),
+			Archs: []*ToolVersionArchitectureOptions{
+				{
+					URL:  "https://www.hashicorp.com",
+					Sha:  *String(genSha(t)),
+					OS:   linux,
+					Arch: amd64,
+				},
+				{
+					URL:  "https://www.hashicorp.com",
+					Sha:  *String(genSha(t)),
+					OS:   linux,
+					Arch: arm64,
+				}},
+		}
+		tfv, err := client.Admin.TerraformVersions.Create(ctx, opts)
+		require.NoError(t, err)
+
+		defer func() {
+			deleteErr := client.Admin.TerraformVersions.Delete(ctx, tfv.ID)
+			require.NoError(t, deleteErr)
+		}()
+
+		assert.Equal(t, *opts.Version, tfv.Version)
+		assert.Equal(t, *opts.URL, tfv.URL)
+		assert.Equal(t, *opts.Sha, tfv.Sha)
+		assert.Equal(t, *opts.Official, tfv.Official)
+		assert.Equal(t, *opts.Deprecated, tfv.Deprecated)
+		assert.Equal(t, *opts.DeprecatedReason, *tfv.DeprecatedReason)
+		assert.Equal(t, *opts.Enabled, tfv.Enabled)
+		assert.Equal(t, *opts.Beta, tfv.Beta)
+	})
+
+	t.Run("with valid options, url, and sha", func(t *testing.T) {
+		opts := AdminTerraformVersionCreateOptions{
+			Version:          String(genSafeRandomTerraformVersion()),
 			URL:              String("https://www.hashicorp.com"),
-			Sha:              sha,
+			Sha:              String(genSha(t)),
 			Deprecated:       Bool(true),
 			DeprecatedReason: String("Test Reason"),
 			Official:         Bool(false),
 			Enabled:          Bool(false),
 			Beta:             Bool(false),
-			Archs: []*ToolVersionArchitecture{{
-				URL:  "https://www.hashicorp.com",
-				Sha:  *sha,
-				OS:   linux,
-				Arch: amd64,
-			}},
 		}
 		tfv, err := client.Admin.TerraformVersions.Create(ctx, opts)
 		require.NoError(t, err)
@@ -187,7 +219,7 @@ func TestAdminTerraformVersions_ReadUpdate(t *testing.T) {
 			DeprecatedReason: String("Test Reason"),
 			Enabled:          Bool(false),
 			Beta:             Bool(false),
-			Archs: []*ToolVersionArchitecture{{
+			Archs: []*ToolVersionArchitectureOptions{{
 				URL:  "https://www.hashicorp.com",
 				Sha:  *sha,
 				OS:   linux,