diff --git a/Changelog.md b/Changelog.md
index 2b65a2a..ca0a857 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -1,5 +1,9 @@
 # picasso Changelog
 
+# v2.6.1
+
+- Reduced `mad` opdesc allocation errors by automatically swapping out of bounds opdesc entries with other ones in the addressable range (5 bits).
+
 # v2.6
 
 - Added `.in` directive for explicit specifying (and allocating) input registers and exporting them in the DVLE uniform table.
diff --git a/configure.ac b/configure.ac
index ba2ac33..3b4db69 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.61)
-AC_INIT([picasso],[2.6.0],[fincs.alt1@gmail.com])
+AC_INIT([picasso],[2.6.1],[fincs.alt1@gmail.com])
 AC_CONFIG_SRCDIR([source/picasso_frontend.cpp])
 
 AM_INIT_AUTOMAKE([1.10])