diff --git a/nightly.properties b/nightly.properties
index 131554f8c..69b2eae35 100644
--- a/nightly.properties
+++ b/nightly.properties
@@ -1,2 +1,2 @@
-# June 3, 2023
-nightly=2.13.12-bin-1a2373b
+# July 3, 2023
+nightly=2.13.12-bin-7c63166
diff --git a/proj/scapegoat.conf b/proj/scapegoat.conf
index 1c1581200..2e8987873 100644
--- a/proj/scapegoat.conf
+++ b/proj/scapegoat.conf
@@ -1,15 +1,15 @@
-// https://github.com/scalacommunitybuild/scapegoat.git#community-build-2.13  # was sksamuel, master
+// https://github.com/scalacommunitybuild/scapegoat.git#community-build-2.13  # was scapegoat-scala, master
 
-// forked (August 2019; refreshed July 2020) because some
+// forked (August 2019; refreshed June 2023) because some
 // classpath-handling code didn't work under dbuild
 
 vars.proj.scapegoat: ${vars.base} {
   name: "scapegoat"
-  uri: "https://github.com/scalacommunitybuild/scapegoat.git#883d336dab2c93b34e887fa5a4b43fc8a5636f9f"
+  uri: "https://github.com/scalacommunitybuild/scapegoat.git#ecd064439af8f3ca447d6656c513eded477031c9"
 
-  // because of https://github.com/scala/scala/pull/9208, is my guess --
-  // we should be able to re-enable after upstream moves to 2.13.4
   extra.commands: ${vars.default-commands} [
-    """set Test / unmanagedSources / excludeFilter := HiddenFileFilter || "ComparisonToEmptyListTest.scala""""
+    // test started failing on 2.13.12; see my remarks at
+    // https://github.com/scala/community-build/pull/1677#issuecomment-1614721682
+    """set Test / unmanagedSources / excludeFilter := HiddenFileFilter || "UnnecessaryConversionTest.scala""""
   ]
 }