diff --git a/.changes/1.4.0.md b/.changes/1.4.0.md
new file mode 100644
index 000000000..2e8cb5815
--- /dev/null
+++ b/.changes/1.4.0.md
@@ -0,0 +1,8 @@
+## 1.4.0 (July 24, 2023)
+
+FEATURES:
+
+* tfjsonpath: Introduced new `tfjsonpath` package which contains methods that allow traversal of Terraform JSON data ([#154](https://github.com/hashicorp/terraform-plugin-testing/issues/154))
+* plancheck: Added `ExpectUnknownValue` built-in plan check, which asserts that a given attribute has an unknown value ([#154](https://github.com/hashicorp/terraform-plugin-testing/issues/154))
+* plancheck: Added `ExpectSensitiveValue` built-in plan check, which asserts that a given attribute has a sensitive value ([#154](https://github.com/hashicorp/terraform-plugin-testing/issues/154))
+
diff --git a/.changes/unreleased/FEATURES-20230720-163447.yaml b/.changes/unreleased/FEATURES-20230720-163447.yaml
deleted file mode 100644
index 4ebc80328..000000000
--- a/.changes/unreleased/FEATURES-20230720-163447.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: FEATURES
-body: 'tfjsonpath: Introduced new `tfjsonpath` package which contains methods that
-  allow traversal of Terraform JSON data'
-time: 2023-07-20T16:34:47.373683-04:00
-custom:
-  Issue: "154"
diff --git a/.changes/unreleased/FEATURES-20230720-163627.yaml b/.changes/unreleased/FEATURES-20230720-163627.yaml
deleted file mode 100644
index d277734c4..000000000
--- a/.changes/unreleased/FEATURES-20230720-163627.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: FEATURES
-body: 'plancheck: Added `ExpectUnknownValue` built-in plan check, which asserts that
-  a given attribute has an unknown value'
-time: 2023-07-20T16:36:27.361538-04:00
-custom:
-  Issue: "154"
diff --git a/.changes/unreleased/FEATURES-20230720-163828.yaml b/.changes/unreleased/FEATURES-20230720-163828.yaml
deleted file mode 100644
index 8411348f3..000000000
--- a/.changes/unreleased/FEATURES-20230720-163828.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-kind: FEATURES
-body: 'plancheck: Added `ExpectSensitiveValue` built-in plan check, which asserts
-  that a given attribute has a sensitive value'
-time: 2023-07-20T16:38:28.94511-04:00
-custom:
-  Issue: "154"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1784e1671..3670a9619 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+## 1.4.0 (July 24, 2023)
+
+FEATURES:
+
+* tfjsonpath: Introduced new `tfjsonpath` package which contains methods that allow traversal of Terraform JSON data ([#154](https://github.com/hashicorp/terraform-plugin-testing/issues/154))
+* plancheck: Added `ExpectUnknownValue` built-in plan check, which asserts that a given attribute has an unknown value ([#154](https://github.com/hashicorp/terraform-plugin-testing/issues/154))
+* plancheck: Added `ExpectSensitiveValue` built-in plan check, which asserts that a given attribute has a sensitive value ([#154](https://github.com/hashicorp/terraform-plugin-testing/issues/154))
+
 ## 1.3.0 (June 13, 2023)
 
 FEATURES: