diff --git a/browser/config/version.txt b/browser/config/version.txt
index 7774d7524fb4..0a7ea55deb64 100644
--- a/browser/config/version.txt
+++ b/browser/config/version.txt
@@ -1 +1 @@
-56.5
+56.6
diff --git a/browser/config/version_display.txt b/browser/config/version_display.txt
index 9eb200ca4293..6d098b567c98 100644
--- a/browser/config/version_display.txt
+++ b/browser/config/version_display.txt
@@ -1 +1 @@
-2021.07
+2021.08
diff --git a/config/milestone.txt b/config/milestone.txt
index 61499cd048f0..244c896c2902 100644
--- a/config/milestone.txt
+++ b/config/milestone.txt
@@ -10,4 +10,4 @@
 # hardcoded milestones in the tree from these two files.
 #--------------------------------------------------------
 
-56.5
+56.6