diff --git a/.changeset/moody-parrots-listen.md b/.changeset/moody-parrots-listen.md
new file mode 100644
index 0000000000..ff19f67bfd
--- /dev/null
+++ b/.changeset/moody-parrots-listen.md
@@ -0,0 +1,6 @@
+---
+'@backstage/plugin-bazaar': patch
+'@backstage/plugin-ilert': patch
+---
+
+Rolling back the `@date-io/luxon` bump as this broke both packages, and we need it for `@material-ui/pickers`
diff --git a/yarn.lock b/yarn.lock
index d40d08797f..ffc877abc6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1828,11 +1828,6 @@
   resolved "https://registry.npmjs.org/@date-io/core/-/core-2.10.7.tgz#0fe1fa0ef02c827919e23c2802a4b25589ac522d"
   integrity sha512-EG/1qDiQvd12RoNJ6H+sZcHVswC/3uMx/ySvfaJ24vB30rLjkgHggEXbgMbfgki7wMuiQ/zXI8QlmF1k3kWRGQ==
 
-"@date-io/core@^2.13.1":
-  version "2.13.1"
-  resolved "https://registry.npmjs.org/@date-io/core/-/core-2.13.1.tgz#f041765aff5c55fbc7e37fdd75fc1792733426d6"
-  integrity sha512-pVI9nfkf2qClb2Cxdq0Q4zJhdawMG4ybWZUVGifT78FDwzRMX2SwXBb55s5NRJk0HcIicDuxktmCtemZqMH1Zg==
-
 "@date-io/date-fns@^1.3.13":
   version "1.3.13"
   resolved "https://registry.npmjs.org/@date-io/date-fns/-/date-fns-1.3.13.tgz#7798844041640ab393f7e21a7769a65d672f4735"
@@ -1840,12 +1835,12 @@
   dependencies:
     "@date-io/core" "^1.3.13"
 
-"@date-io/luxon@2.x":
-  version "2.13.1"
-  resolved "https://registry.npmjs.org/@date-io/luxon/-/luxon-2.13.1.tgz#3701b3cabfffda5102af302979aa6e58acfda91a"
-  integrity sha512-yG+uM7lXfwLyKKEwjvP8oZ7qblpmfl9gxQYae55ifbwiTs0CoCTkYkxEaQHGkYtTqGTzLqcb0O9Pzx6vgWg+yg==
+"@date-io/luxon@1.x":
+  version "1.3.13"
+  resolved "https://registry.npmjs.org/@date-io/luxon/-/luxon-1.3.13.tgz#68f0134bb38ef486b2ed6df01981f814c633e28a"
+  integrity sha512-9wUrJCNSMZJeYAiH+dbb45oGpnHeFP7TOH/Lt26If47gjFCkjvyINzWx+K5AGsnlP0Qosxc7hkF1yLi6ecutxw==
   dependencies:
-    "@date-io/core" "^2.13.1"
+    "@date-io/core" "^1.3.13"
 
 "@elastic/elasticsearch-mock@^0.3.0":
   version "0.3.0"