diff --git a/.changeset/thick-donkeys-fold.md b/.changeset/thick-donkeys-fold.md
new file mode 100644
index 0000000000..4720439479
--- /dev/null
+++ b/.changeset/thick-donkeys-fold.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-catalog': patch
+---
+
+Fix for Diagram component using hardcoded namespace