diff --git a/.changeset/mean-parents-build.md b/.changeset/mean-parents-build.md
new file mode 100644
index 0000000000..d3bba29019
--- /dev/null
+++ b/.changeset/mean-parents-build.md
@@ -0,0 +1,5 @@
+---
+'@backstage/canon': patch
+---
+
+Pin version of @base-ui-components/react.
diff --git a/packages/canon/package.json b/packages/canon/package.json
index 04f9bbdb8f..610e7132f5 100644
--- a/packages/canon/package.json
+++ b/packages/canon/package.json
@@ -41,7 +41,7 @@
     "test": "backstage-cli package test"
   },
   "dependencies": {
-    "@base-ui-components/react": "^1.0.0-alpha.7",
+    "@base-ui-components/react": "1.0.0-alpha.7",
     "@remixicon/react": "^4.6.0",
     "@tanstack/react-table": "^8.21.3",
     "clsx": "^2.1.1"
diff --git a/yarn.lock b/yarn.lock
index 4d1c179744..c7f8e452f0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3802,7 +3802,7 @@ __metadata:
   resolution: "@backstage/canon@workspace:packages/canon"
   dependencies:
     "@backstage/cli": "workspace:^"
-    "@base-ui-components/react": "npm:^1.0.0-alpha.7"
+    "@base-ui-components/react": "npm:1.0.0-alpha.7"
     "@remixicon/react": "npm:^4.6.0"
     "@storybook/addon-essentials": "npm:^8.6.12"
     "@storybook/addon-interactions": "npm:^8.6.12"
@@ -9067,7 +9067,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@base-ui-components/react@npm:^1.0.0-alpha.7":
+"@base-ui-components/react@npm:1.0.0-alpha.7":
   version: 1.0.0-alpha.7
   resolution: "@base-ui-components/react@npm:1.0.0-alpha.7"
   dependencies: