diff --git a/VERSION b/VERSION
index 2b6323009b..51f4348e0f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-9.3.17
+9.3.18
diff --git a/man/main.doc b/man/main.doc
index 76de777c62..f85dd37cca 100644
--- a/man/main.doc
+++ b/man/main.doc
@@ -59,10 +59,10 @@
 
 \newcommand{\vmajor}{9}
 \newcommand{\vminor}{3}
-\newcommand{\vpatch}{17}
+\newcommand{\vpatch}{18}
 \newcommand{\vtag}{}
-\newcommand{\vmonth}{December}
-\newcommand{\vyear}{2024}
+\newcommand{\vmonth}{January}
+\newcommand{\vyear}{2025}
 
 #ifdef BOOK
 \newcommand{\versionshort}{\vmajor}
diff --git a/src/SWI-Prolog.h b/src/SWI-Prolog.h
index b262e93cb9..ae6d040d35 100644
--- a/src/SWI-Prolog.h
+++ b/src/SWI-Prolog.h
@@ -61,7 +61,7 @@ extern "C" {
 /* PLVERSION_TAG: a string, normally "", but for example "rc1" */
 
 #ifndef PLVERSION
-#define PLVERSION 90317
+#define PLVERSION 90318
 #endif
 #ifndef PLVERSION_TAG
 #define PLVERSION_TAG ""