diff --git a/package.json b/package.json
index a7d89a44..3949b427 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "docs:no-publish": "aegir docs --publish false"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "npm-run-all": "^4.1.5"
   },
   "workspaces": [
diff --git a/packages/blob-to-it/package.json b/packages/blob-to-it/package.json
index 8200f73e..9aa9359d 100644
--- a/packages/blob-to-it/package.json
+++ b/packages/blob-to-it/package.json
@@ -134,7 +134,7 @@
     "browser-readablestream-to-it": "^2.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/browser-readablestream-to-it/package.json b/packages/browser-readablestream-to-it/package.json
index e9865a3a..aa4acb01 100644
--- a/packages/browser-readablestream-to-it/package.json
+++ b/packages/browser-readablestream-to-it/package.json
@@ -131,7 +131,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-all/package.json b/packages/it-all/package.json
index eeb8dd60..f37b324c 100644
--- a/packages/it-all/package.json
+++ b/packages/it-all/package.json
@@ -132,6 +132,6 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }
diff --git a/packages/it-batch/package.json b/packages/it-batch/package.json
index a23c174c..5911d417 100644
--- a/packages/it-batch/package.json
+++ b/packages/it-batch/package.json
@@ -132,7 +132,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-batched-bytes/package.json b/packages/it-batched-bytes/package.json
index 3c41f2d6..95216126 100644
--- a/packages/it-batched-bytes/package.json
+++ b/packages/it-batched-bytes/package.json
@@ -136,7 +136,7 @@
     "uint8arraylist": "^2.4.1"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-buffer-stream/package.json b/packages/it-buffer-stream/package.json
index 44861c2d..e6a38927 100644
--- a/packages/it-buffer-stream/package.json
+++ b/packages/it-buffer-stream/package.json
@@ -135,7 +135,7 @@
     "iso-random-stream": "^2.0.2"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "uint8arrays": "^5.0.0"
   }
 }
diff --git a/packages/it-byte-stream/package.json b/packages/it-byte-stream/package.json
index 2bae6c0d..e2190ecb 100644
--- a/packages/it-byte-stream/package.json
+++ b/packages/it-byte-stream/package.json
@@ -138,7 +138,7 @@
     "uint8arraylist": "^2.4.1"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-pair": "^2.0.2",
     "uint8arrays": "^5.0.0"
   }
diff --git a/packages/it-drain/package.json b/packages/it-drain/package.json
index 72f2a5de..a94c2de8 100644
--- a/packages/it-drain/package.json
+++ b/packages/it-drain/package.json
@@ -132,7 +132,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "delay": "^6.0.0"
   }
 }
diff --git a/packages/it-filter/package.json b/packages/it-filter/package.json
index 4cc8c301..8bbc0d16 100644
--- a/packages/it-filter/package.json
+++ b/packages/it-filter/package.json
@@ -135,7 +135,7 @@
     "it-peekable": "^3.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-first/package.json b/packages/it-first/package.json
index 7aef1543..b59bbecc 100644
--- a/packages/it-first/package.json
+++ b/packages/it-first/package.json
@@ -132,6 +132,6 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }
diff --git a/packages/it-flat-batch/package.json b/packages/it-flat-batch/package.json
index 7bc05098..1420d4f0 100644
--- a/packages/it-flat-batch/package.json
+++ b/packages/it-flat-batch/package.json
@@ -132,7 +132,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-foreach/package.json b/packages/it-foreach/package.json
index af48768d..38505d88 100644
--- a/packages/it-foreach/package.json
+++ b/packages/it-foreach/package.json
@@ -135,7 +135,7 @@
     "it-peekable": "^3.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-glob/package.json b/packages/it-glob/package.json
index 7675f7f1..e1c64023 100644
--- a/packages/it-glob/package.json
+++ b/packages/it-glob/package.json
@@ -130,7 +130,7 @@
     "minimatch": "^9.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   },
   "browser": {
diff --git a/packages/it-last/package.json b/packages/it-last/package.json
index 3e5c6a34..cfc22cc9 100644
--- a/packages/it-last/package.json
+++ b/packages/it-last/package.json
@@ -132,6 +132,6 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }
diff --git a/packages/it-length-prefixed-stream/package.json b/packages/it-length-prefixed-stream/package.json
index 79d45a7d..28e24778 100644
--- a/packages/it-length-prefixed-stream/package.json
+++ b/packages/it-length-prefixed-stream/package.json
@@ -139,7 +139,7 @@
     "uint8arraylist": "^2.4.1"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-pair": "^2.0.2",
     "uint8arrays": "^5.0.0"
   }
diff --git a/packages/it-length/package.json b/packages/it-length/package.json
index b487032a..165859cf 100644
--- a/packages/it-length/package.json
+++ b/packages/it-length/package.json
@@ -132,6 +132,6 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }
diff --git a/packages/it-map/package.json b/packages/it-map/package.json
index 51fc987d..61b6e0c3 100644
--- a/packages/it-map/package.json
+++ b/packages/it-map/package.json
@@ -135,7 +135,7 @@
     "it-peekable": "^3.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-merge/package.json b/packages/it-merge/package.json
index 5588631d..12d6f87c 100644
--- a/packages/it-merge/package.json
+++ b/packages/it-merge/package.json
@@ -135,7 +135,7 @@
     "it-pushable": "^3.2.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-multipart/package.json b/packages/it-multipart/package.json
index 7e53a822..b09615ac 100644
--- a/packages/it-multipart/package.json
+++ b/packages/it-multipart/package.json
@@ -133,7 +133,7 @@
   },
   "devDependencies": {
     "@types/formidable": "^3.4.5",
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "form-data": "^4.0.0",
     "it-drain": "^3.0.0",
     "node-fetch": "^3.2.10",
diff --git a/packages/it-ndjson/package.json b/packages/it-ndjson/package.json
index b90346ca..60bf0ae5 100644
--- a/packages/it-ndjson/package.json
+++ b/packages/it-ndjson/package.json
@@ -132,7 +132,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "buffer": "^6.0.3",
     "it-all": "^3.0.0"
   }
diff --git a/packages/it-parallel-batch/package.json b/packages/it-parallel-batch/package.json
index c6af15c0..29af0491 100644
--- a/packages/it-parallel-batch/package.json
+++ b/packages/it-parallel-batch/package.json
@@ -135,7 +135,7 @@
     "it-batch": "^3.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "delay": "^6.0.0",
     "it-all": "^3.0.0"
   }
diff --git a/packages/it-parallel/package.json b/packages/it-parallel/package.json
index b259a322..50923be9 100644
--- a/packages/it-parallel/package.json
+++ b/packages/it-parallel/package.json
@@ -135,7 +135,7 @@
     "p-defer": "^4.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "delay": "^6.0.0",
     "it-all": "^3.0.0"
   }
diff --git a/packages/it-peekable/package.json b/packages/it-peekable/package.json
index 47455ef9..812f4338 100644
--- a/packages/it-peekable/package.json
+++ b/packages/it-peekable/package.json
@@ -132,7 +132,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-protobuf-stream/package.json b/packages/it-protobuf-stream/package.json
index dd07e4bd..e1fc2eed 100644
--- a/packages/it-protobuf-stream/package.json
+++ b/packages/it-protobuf-stream/package.json
@@ -141,7 +141,7 @@
     "uint8arraylist": "^2.4.1"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-map": "^3.0.0",
     "it-pair": "^2.0.2",
     "it-to-buffer": "^4.0.0",
diff --git a/packages/it-reduce/package.json b/packages/it-reduce/package.json
index 7af124b0..581d2cb8 100644
--- a/packages/it-reduce/package.json
+++ b/packages/it-reduce/package.json
@@ -132,6 +132,6 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }
diff --git a/packages/it-skip/package.json b/packages/it-skip/package.json
index 109d0b4c..07f50d44 100644
--- a/packages/it-skip/package.json
+++ b/packages/it-skip/package.json
@@ -132,7 +132,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-sort/package.json b/packages/it-sort/package.json
index c94e41ac..125b957c 100644
--- a/packages/it-sort/package.json
+++ b/packages/it-sort/package.json
@@ -135,6 +135,6 @@
     "it-all": "^3.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }
diff --git a/packages/it-split/package.json b/packages/it-split/package.json
index 41daef23..c41547c1 100644
--- a/packages/it-split/package.json
+++ b/packages/it-split/package.json
@@ -135,7 +135,7 @@
     "uint8arraylist": "^2.4.1"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "buffer": "^6.0.3",
     "it-all": "^3.0.0",
     "uint8arrays": "^5.0.0"
diff --git a/packages/it-take/package.json b/packages/it-take/package.json
index f2aaedc8..7fab72fe 100644
--- a/packages/it-take/package.json
+++ b/packages/it-take/package.json
@@ -132,7 +132,7 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9",
+    "aegir": "^42.0.1",
     "it-all": "^3.0.0"
   }
 }
diff --git a/packages/it-to-browser-readablestream/package.json b/packages/it-to-browser-readablestream/package.json
index bd522213..027cb28a 100644
--- a/packages/it-to-browser-readablestream/package.json
+++ b/packages/it-to-browser-readablestream/package.json
@@ -131,6 +131,6 @@
     "release": "aegir release"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }
diff --git a/packages/it-to-buffer/package.json b/packages/it-to-buffer/package.json
index 48317677..7a579c50 100644
--- a/packages/it-to-buffer/package.json
+++ b/packages/it-to-buffer/package.json
@@ -135,6 +135,6 @@
     "uint8arrays": "^5.0.0"
   },
   "devDependencies": {
-    "aegir": "^41.1.9"
+    "aegir": "^42.0.1"
   }
 }