diff --git a/re2c.changes b/re2c.changes
index 7f7e52a..6b2f448 100644
--- a/re2c.changes
+++ b/re2c.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Nov 12 13:59:22 UTC 2021 - Dominique Leuenberger <dimstar@opensuse.org>
+
+- BuildRequire python3-base instead of full python3: allow to be
+  slimmer.
+
 -------------------------------------------------------------------
 Mon Nov  8 11:58:25 UTC 2021 - Daniel Donisa <daniel.donisa@suse.com>
 
diff --git a/re2c.spec b/re2c.spec
index 6ee770d..7a067d4 100644
--- a/re2c.spec
+++ b/re2c.spec
@@ -26,7 +26,7 @@ URL:            https://re2c.org/
 Source:         https://github.com/skvadrik/re2c/releases/download/%{version}/%{name}-%{version}.tar.xz
 BuildRequires:  bison
 BuildRequires:  gcc-c++
-BuildRequires:  python3 >= 3.7
+BuildRequires:  python3-base >= 3.7
 
 %description
 re2c is a tool for writing fast and flexible lexers. Unlike other such