diff --git a/NEWS b/NEWS
index bb1160a6..1dbec3e3 100644
--- a/NEWS
+++ b/NEWS
@@ -2,10 +2,11 @@
 User visible changes for UPX
 ==================================================================
 
-Changes in 4.0.0 (30 Sep 2022):
+Changes in 4.0.0 (23 Oct 2022):
   * Switch to semantic versioning
   * SECURITY NOTES: emphasize the security context in the docs
   * Add support for EFI files (PE x86; Kornel Pal)
+  * Support building with CMake
   * bug fixes - see https://github.com/upx/upx/milestone/6
 
 Changes in 3.96 (23 Jan 2020):
diff --git a/doc/upx.1 b/doc/upx.1
index 5b9a64a6..264e0389 100644
--- a/doc/upx.1
+++ b/doc/upx.1
@@ -133,7 +133,7 @@
 .\" ========================================================================
 .\"
 .IX Title "UPX 1"
-.TH UPX 1 "2022-09-30" "upx 4.0.0" " "
+.TH UPX 1 "2022-10-23" "upx 4.0.0" " "
 .\" For nroff, turn off justification.  Always turn off hyphenation; it makes
 .\" way too many mistakes in technical documents.
 .if n .ad l
diff --git a/src/version.h b/src/version.h
index 9f52521f..83681c0a 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,8 +1,8 @@
 #define UPX_VERSION_HEX         0x040000        /* 04.00.00 */
 #define UPX_VERSION_STRING      "4.0.0"
 #define UPX_VERSION_STRING4     "4.00"
-#define UPX_VERSION_DATE        "Sep 30th 2022"
-#define UPX_VERSION_DATE_ISO    "2022-09-30"
+#define UPX_VERSION_DATE        "Oct 23rd 2022"
+#define UPX_VERSION_DATE_ISO    "2022-10-23"
 #define UPX_VERSION_YEAR        "2022"
 
 /* vim:set ts=4 sw=4 et: */