diff --git a/.changeset/renovate-abcbd6e.md b/.changeset/renovate-abcbd6e.md
index 84aeeeecb3..e96d9ea875 100644
--- a/.changeset/renovate-abcbd6e.md
+++ b/.changeset/renovate-abcbd6e.md
@@ -3,4 +3,4 @@
 '@backstage/plugin-techdocs': patch
 ---
 
-Updated dependency `event-source-polyfill` to `1.0.25`
+Updated dependency `event-source-polyfill` to `1.0.26`.
diff --git a/.changeset/renovate-abcbd6e2.md b/.changeset/renovate-abcbd6e2.md
new file mode 100644
index 0000000000..cdfd349938
--- /dev/null
+++ b/.changeset/renovate-abcbd6e2.md
@@ -0,0 +1,6 @@
+---
+'@backstage/plugin-scaffolder': patch
+'@backstage/plugin-techdocs': patch
+---
+
+revert dependency `event-source-polyfill` to `1.0.25`