diff --git a/CHANGELOG.md b/CHANGELOG.md
index 328e010..8cc8d43 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,14 @@
 
 ### Fixes
 
+## v0.3.0 (2024-03-06)
+
+### Breaking
+
+### Features
+
+### Fixes
+
 - fix content gaps and layout. No specifications were changed
   ([#5](https://github.com/Contrast-Security-OSS/secobs-semantic-conventions/pull/5))
 
diff --git a/schema-next.yaml b/schema-next.yaml
index ed13775..64626c4 100644
--- a/schema-next.yaml
+++ b/schema-next.yaml
@@ -1,6 +1,7 @@
 file_format: 1.1.0
-schema_url: https://opentelemetry.io/schemas/next
+schema_url: https://github.com/Contrast-Security-OSS/secobs-semantic-conventions/releases/download/next/next
 versions:
   next:
+  0.3.0:
   0.2.0:
   0.1.0:
diff --git a/schemas/0.3.0 b/schemas/0.3.0
new file mode 100644
index 0000000..4735d22
--- /dev/null
+++ b/schemas/0.3.0
@@ -0,0 +1,6 @@
+file_format: 1.1.0
+schema_url: https://github.com/Contrast-Security-OSS/secobs-semantic-conventions/releases/download/v0.3.0/0.3.0
+versions:
+  0.3.0:
+  0.2.0:
+  0.1.0: