diff --git a/src/rev.cpp.in b/src/rev.cpp.in
index a992814615..993d39fd9b 100644
--- a/src/rev.cpp.in
+++ b/src/rev.cpp.in
@@ -35,7 +35,7 @@ bool IsReleasedVersion()
  *
  * <modified> shows a "M", if the binary is made from modified source code.
  */
-const std::string _openttd_revision = "15.0-beta3";
+const std::string _openttd_revision = "15.0-RC1";
 
 /**
  * The text version of OpenTTD's build date.
@@ -48,7 +48,7 @@ const std::string_view _openttd_build_date = __DATE__ " " __TIME__;
 /**
  * The git revision hash of this version.
  */
-const std::string_view _openttd_revision_hash = "24a4a1652b572c4c07dc97bc7efcbf9d391be7d2";
+const std::string_view _openttd_revision_hash = "4b701e053fa9e9accc1e3652be12ca001c359c40";
 
 /**
  * The year of this version.