diff --git a/cpluff.changes b/cpluff.changes
index d454d38..25e0121 100644
--- a/cpluff.changes
+++ b/cpluff.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu May 27 09:09:09 UTC 2021 - Olaf olaf@aepfle.de
+
+- Pass --enable-gcc-warnings to configure to use a fixed variant
+  of C and C++ standards
+
 -------------------------------------------------------------------
 Sat May  2 19:19:19 UTC 2020 - olaf@aepfle.de
 
diff --git a/cpluff.spec b/cpluff.spec
index 8586c6f..4fde95a 100644
--- a/cpluff.spec
+++ b/cpluff.spec
@@ -79,6 +79,7 @@ developing applications that use lib%{name}xx.
 ./autogen.sh
 %configure \
 	--enable-cpluffxx \
+	--enable-gcc-warnings \
 	--disable-nls \
 	--disable-static
 %make_build