diff --git a/VERSION b/VERSION
index fee2d3e48a..91aa820ada 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.1.0-dev
\ No newline at end of file
+3.2.0-dev
\ No newline at end of file
diff --git a/configure.ac b/configure.ac
index 1b5a03270d..ed556e2d6c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -70,9 +70,10 @@ AC_LANG(C)
 # 2.9.0 => 17.0.0
 # 3.0.0 => 18.0.0
 # 3.1.0 => 19.0.0
+# 3.2.0 => 20.0.0
 
 # NOTE: This must be after AC_INIT
-FLINT_MAJOR_SO=19
+FLINT_MAJOR_SO=20
 FLINT_MINOR_SO=0
 FLINT_PATCH_SO=0
 
diff --git a/doc/source/history.rst b/doc/source/history.rst
index 01d99a4678..df704c27b4 100644
--- a/doc/source/history.rst
+++ b/doc/source/history.rst
@@ -6,7 +6,7 @@ History and changes
 FLINT version history
 :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
 
-2024 -- FLINT 3.1.0-dev
+2024-02-25 -- FLINT 3.1.0
 -------------------------------------------------------------------------------
 
 Main contributors: Fredrik Johansson (FJ), Albin Ahlbäck (AA),