diff --git a/README.MD b/README.MD
index 591f9d5..79ce8d9 100644
--- a/README.MD
+++ b/README.MD
@@ -4,7 +4,7 @@ Restarting fresh
 
 A patch driven fork of uBlock Origin.
 
-Upstream commit pin: `3e0b82749caef0059caf7c096dd7cae58090bf75` or `1.17.5rc4`
+Upstream commit pin: `25ccc068cdc501149f5d2d64e1eb6fcf10693389` or `1.17.7rc1`
 
 **Please submit issues to the
 [Nano Core issues tracker](https://github.com/NanoAdblocker/NanoCore/issues).**
diff --git a/term/data.js b/term/data.js
index f23c6cc..72ea50a 100644
--- a/term/data.js
+++ b/term/data.js
@@ -47,8 +47,8 @@ exports.version = "1.0.0.84";
 exports.based_on = [
     "uBlock Origin",
 
-    "Version/1.17.5rc4",
-    "Commit/3e0b827",
+    "Version/1.17.7rc1",
+    "Commit/25ccc06",
 
     "UserCSS/disabled",
 ].join(" ");