diff --git a/package.json b/package.json
index 3adc6955a..2fb13fc4c 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "h5web",
   "private": true,
-  "version": "12.0.0-beta.1",
+  "version": "12.0.0",
   "description": "Web-based HDF5 file viewer",
   "author": "European Synchrotron Radiation Facility",
   "license": "MIT",
diff --git a/packages/app/package.json b/packages/app/package.json
index 0f1bb0e59..5165d89e0 100644
--- a/packages/app/package.json
+++ b/packages/app/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@h5web/app",
-  "version": "12.0.0-beta.1",
+  "version": "12.0.0",
   "description": "H5Web app and providers",
   "author": "European Synchrotron Radiation Facility",
   "license": "MIT",
diff --git a/packages/h5wasm/package.json b/packages/h5wasm/package.json
index fc9face81..71bb84043 100644
--- a/packages/h5wasm/package.json
+++ b/packages/h5wasm/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@h5web/h5wasm",
-  "version": "12.0.0-beta.1",
+  "version": "12.0.0",
   "description": "H5Web providers based on H5Wasm",
   "author": "European Synchrotron Radiation Facility",
   "license": "MIT",
diff --git a/packages/lib/package.json b/packages/lib/package.json
index c322a3f32..303c9eacb 100644
--- a/packages/lib/package.json
+++ b/packages/lib/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@h5web/lib",
-  "version": "12.0.0-beta.1",
+  "version": "12.0.0",
   "description": "Data visualization toolkit",
   "author": "European Synchrotron Radiation Facility",
   "license": "MIT",