diff --git a/dist/client/domvm.client.es.js b/dist/client/domvm.client.es.js
index ec154418..2091eac2 100644
--- a/dist/client/domvm.client.es.js
+++ b/dist/client/domvm.client.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, client build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, client build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/client/domvm.client.js b/dist/client/domvm.client.js
index 15f93a64..dd8d6df9 100644
--- a/dist/client/domvm.client.js
+++ b/dist/client/domvm.client.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, client build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, client build)
 */
 
 (function (global, factory) {
diff --git a/dist/client/domvm.client.min.js b/dist/client/domvm.client.min.js
index bac40a56..ffa26940 100644
--- a/dist/client/domvm.client.min.js
+++ b/dist/client/domvm.client.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, client build)
+ https://github.com/domvm/domvm (v3.4.4, client build)
 */
 (function(k,D){"object"===typeof exports&&"undefined"!==typeof module?D(exports):"function"===typeof define&&define.amd?define(["exports"],D):D(k.domvm={})})(this,function(k){function D(){}function Q(a){return null!=a&&a.constructor===Object}function K(a){return"function"===typeof a}function L(a){for(var b=arguments,d=1;d<b.length;d++)for(var c in b[d])a[c]=b[d][c];return a}function ka(a,b){for(var d=[];b<a.length;b++)d.push(a[b]);return d}function la(a,b){for(var d in a)if(a[d]!==b[d])return!1;return!0}
 function ma(a,b){var d=a.length;if(b.length!==d)return!1;for(var c=0;c<d;c++)if(a[c]!==b[c])return!1;return!0}function na(a){function b(){d=0;a.apply(c,e)}if(!oa)return a;var d,c,e;return function(){c=this;e=arguments;d||(d=oa(b))}}function Ja(a,b,d){return function(){return a.apply(d,b)}}function Ka(a){for(var b=a.slice(),d=[0],c=0,e,f,h,n=0;n<a.length;++n){var g=a[n];if(-1!==g)if(h=d[c],a[h]<g)b[n]=h,d[++c]=n;else{e=0;for(f=c;e<f;)h=(e+f)/2|0,a[d[h]]<g?e=h+1:f=h;g<a[d[e]]&&(0<e&&(b[n]=d[e-1]),d[e]=
diff --git a/dist/dev/domvm.dev.es.js b/dist/dev/domvm.dev.es.js
index ff0a8ac7..1754365d 100644
--- a/dist/dev/domvm.dev.es.js
+++ b/dist/dev/domvm.dev.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, dev build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, dev build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/dev/domvm.dev.js b/dist/dev/domvm.dev.js
index 9d2824c3..04817933 100644
--- a/dist/dev/domvm.dev.js
+++ b/dist/dev/domvm.dev.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, dev build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, dev build)
 */
 
 (function (global, factory) {
diff --git a/dist/dev/domvm.dev.min.js b/dist/dev/domvm.dev.min.js
index f2d19b98..4a817cf9 100644
--- a/dist/dev/domvm.dev.min.js
+++ b/dist/dev/domvm.dev.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, dev build)
+ https://github.com/domvm/domvm (v3.4.4, dev build)
 */
 (function(q,J){"object"===typeof exports&&"undefined"!==typeof module?J(exports):"function"===typeof define&&define.amd?define(["exports"],J):J(q.domvm={})})(this,function(q){function J(){}function N(a){return null!=a&&a.constructor===Object}function u(a){return"function"===typeof a}function Q(a){for(var b=arguments,c=1;c<b.length;c++)for(var d in b[c])a[d]=b[c][d];return a}function pa(a,b){for(var c=[];b<a.length;b++)c.push(a[b]);return c}function qa(a,b){for(var c in a)if(a[c]!==b[c])return!1;return!0}
 function ra(a,b){var c=a.length;if(b.length!==c)return!1;for(var d=0;d<c;d++)if(a[d]!==b[d])return!1;return!0}function sa(a){function b(){c=0;a.apply(d,e)}if(!ta)return a;var c,d,e;return function(){d=this;e=arguments;c||(c=ta(b))}}function Sa(a,b,c){return function(){return a.apply(c,b)}}function Ta(a){for(var b=a.slice(),c=[0],d=0,e,f,g,l=0;l<a.length;++l){var h=a[l];if(-1!==h)if(g=c[d],a[g]<h)b[l]=g,c[++d]=l;else{e=0;for(f=d;e<f;)g=(e+f)/2|0,a[c[g]]<h?e=g+1:f=g;h<a[c[e]]&&(0<e&&(b[l]=c[e-1]),c[e]=
diff --git a/dist/full/domvm.full.es.js b/dist/full/domvm.full.es.js
index 550edcac..ab071564 100644
--- a/dist/full/domvm.full.es.js
+++ b/dist/full/domvm.full.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, full build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, full build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/full/domvm.full.js b/dist/full/domvm.full.js
index 6093edf6..8c7fef86 100644
--- a/dist/full/domvm.full.js
+++ b/dist/full/domvm.full.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, full build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, full build)
 */
 
 (function (global, factory) {
diff --git a/dist/full/domvm.full.min.js b/dist/full/domvm.full.min.js
index 3b64cfff..339a8e1c 100644
--- a/dist/full/domvm.full.min.js
+++ b/dist/full/domvm.full.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, full build)
+ https://github.com/domvm/domvm (v3.4.4, full build)
 */
 (function(n,E){"object"===typeof exports&&"undefined"!==typeof module?E(exports):"function"===typeof define&&define.amd?define(["exports"],E):E(n.domvm={})})(this,function(n){function E(){}function Q(a){return null!=a&&a.constructor===Object}function J(a){return"function"===typeof a}function M(a){for(var b=arguments,c=1;c<b.length;c++)for(var d in b[c])a[d]=b[c][d];return a}function la(a,b){for(var c=[];b<a.length;b++)c.push(a[b]);return c}function ma(a,b){for(var c in a)if(a[c]!==b[c])return!1;return!0}
 function na(a,b){var c=a.length;if(b.length!==c)return!1;for(var d=0;d<c;d++)if(a[d]!==b[d])return!1;return!0}function oa(a){function b(){c=0;a.apply(d,e)}if(!pa)return a;var c,d,e;return function(){d=this;e=arguments;c||(c=pa(b))}}function Oa(a,b,c){return function(){return a.apply(c,b)}}function Pa(a){for(var b=a.slice(),c=[0],d=0,e,f,h,l=0;l<a.length;++l){var g=a[l];if(-1!==g)if(h=c[d],a[h]<g)b[l]=h,c[++d]=l;else{e=0;for(f=d;e<f;)h=(e+f)/2|0,a[c[h]]<g?e=h+1:f=h;g<a[c[e]]&&(0<e&&(b[l]=c[e-1]),c[e]=
diff --git a/dist/micro/domvm.micro.es.js b/dist/micro/domvm.micro.es.js
index c0cac6e0..86e27503 100644
--- a/dist/micro/domvm.micro.es.js
+++ b/dist/micro/domvm.micro.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, micro build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, micro build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/micro/domvm.micro.js b/dist/micro/domvm.micro.js
index dab86ff1..56ce9e8b 100644
--- a/dist/micro/domvm.micro.js
+++ b/dist/micro/domvm.micro.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, micro build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, micro build)
 */
 
 (function (global, factory) {
diff --git a/dist/micro/domvm.micro.min.js b/dist/micro/domvm.micro.min.js
index 74b4a19c..dae09301 100644
--- a/dist/micro/domvm.micro.min.js
+++ b/dist/micro/domvm.micro.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, micro build)
+ https://github.com/domvm/domvm (v3.4.4, micro build)
 */
 (function(m,E){"object"===typeof exports&&"undefined"!==typeof module?E(exports):"function"===typeof define&&define.amd?define(["exports"],E):E(m.domvm={})})(this,function(m){function E(){}function M(a){return null!=a&&a.constructor===Object}function H(a){return"function"===typeof a}function J(a){for(var b=arguments,d=1;d<b.length;d++)for(var c in b[d])a[c]=b[d][c];return a}function ea(a,b){for(var d=[];b<a.length;b++)d.push(a[b]);return d}function fa(a,b){for(var d in a)if(a[d]!==b[d])return!1;return!0}
 function ha(a,b){var d=a.length;if(b.length!==d)return!1;for(var c=0;c<d;c++)if(a[c]!==b[c])return!1;return!0}function ia(a){function b(){d=0;a.apply(c,e)}if(!ja)return a;var d,c,e;return function(){c=this;e=arguments;d||(d=ja(b))}}function Ca(a,b,d){return function(){return a.apply(d,b)}}function Da(a){for(var b=a.slice(),d=[0],c=0,e,f,h,k=0;k<a.length;++k){var g=a[k];if(-1!==g)if(h=d[c],a[h]<g)b[k]=h,d[++c]=k;else{e=0;for(f=c;e<f;)h=(e+f)/2|0,a[d[h]]<g?e=h+1:f=h;g<a[d[e]]&&(0<e&&(b[k]=d[e-1]),d[e]=
diff --git a/dist/mini/domvm.mini.es.js b/dist/mini/domvm.mini.es.js
index 8cc21a9c..924cc101 100644
--- a/dist/mini/domvm.mini.es.js
+++ b/dist/mini/domvm.mini.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, mini build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, mini build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/mini/domvm.mini.js b/dist/mini/domvm.mini.js
index 4b17055a..ebe2e4bc 100644
--- a/dist/mini/domvm.mini.js
+++ b/dist/mini/domvm.mini.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, mini build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, mini build)
 */
 
 (function (global, factory) {
diff --git a/dist/mini/domvm.mini.min.js b/dist/mini/domvm.mini.min.js
index d69e54b9..31a4398f 100644
--- a/dist/mini/domvm.mini.min.js
+++ b/dist/mini/domvm.mini.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, mini build)
+ https://github.com/domvm/domvm (v3.4.4, mini build)
 */
 (function(m,D){"object"===typeof exports&&"undefined"!==typeof module?D(exports):"function"===typeof define&&define.amd?define(["exports"],D):D(m.domvm={})})(this,function(m){function D(){}function O(a){return null!=a&&a.constructor===Object}function J(a){return"function"===typeof a}function K(a){for(var b=arguments,d=1;d<b.length;d++)for(var c in b[d])a[c]=b[d][c];return a}function fa(a,b){for(var d=[];b<a.length;b++)d.push(a[b]);return d}function ha(a,b){for(var d in a)if(a[d]!==b[d])return!1;return!0}
 function ia(a,b){var d=a.length;if(b.length!==d)return!1;for(var c=0;c<d;c++)if(a[c]!==b[c])return!1;return!0}function ja(a){function b(){d=0;a.apply(c,e)}if(!ka)return a;var d,c,e;return function(){c=this;e=arguments;d||(d=ka(b))}}function Fa(a,b,d){return function(){return a.apply(d,b)}}function Ga(a){for(var b=a.slice(),d=[0],c=0,e,f,h,k=0;k<a.length;++k){var g=a[k];if(-1!==g)if(h=d[c],a[h]<g)b[k]=h,d[++c]=k;else{e=0;for(f=c;e<f;)h=(e+f)/2|0,a[d[h]]<g?e=h+1:f=h;g<a[d[e]]&&(0<e&&(b[k]=d[e-1]),d[e]=
diff --git a/dist/nano/domvm.nano.es.js b/dist/nano/domvm.nano.es.js
index 5e7f0530..af802e87 100644
--- a/dist/nano/domvm.nano.es.js
+++ b/dist/nano/domvm.nano.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, nano build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, nano build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/nano/domvm.nano.js b/dist/nano/domvm.nano.js
index c111df5f..9790e600 100644
--- a/dist/nano/domvm.nano.js
+++ b/dist/nano/domvm.nano.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, nano build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, nano build)
 */
 
 (function (global, factory) {
diff --git a/dist/nano/domvm.nano.min.js b/dist/nano/domvm.nano.min.js
index 434ce301..3c0f8a47 100644
--- a/dist/nano/domvm.nano.min.js
+++ b/dist/nano/domvm.nano.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, nano build)
+ https://github.com/domvm/domvm (v3.4.4, nano build)
 */
 (function(q,D){"object"===typeof exports&&"undefined"!==typeof module?D(exports):"function"===typeof define&&define.amd?define(["exports"],D):D(q.domvm={})})(this,function(q){function D(){}function H(a){return"function"===typeof a}function T(a){for(var b=arguments,d=1;d<b.length;d++)for(var c in b[d])a[c]=b[d][c];return a}function ca(a,b){for(var d in a)if(a[d]!==b[d])return!1;return!0}function da(a,b){var d=a.length;if(b.length!==d)return!1;for(var c=0;c<d;c++)if(a[c]!==b[c])return!1;return!0}function ea(a){function b(){d=
 0;a.apply(c,e)}if(!fa)return a;var d,c,e;return function(){c=this;e=arguments;d||(d=fa(b))}}function wa(a,b,d){return function(){return a.apply(d,b)}}function xa(a){for(var b=a.slice(),d=[0],c=0,e,f,g,k=0;k<a.length;++k){var h=a[k];if(-1!==h)if(g=d[c],a[g]<h)b[k]=g,d[++c]=k;else{e=0;for(f=c;e<f;)g=(e+f)/2|0,a[d[g]]<h?e=g+1:f=g;h<a[d[e]]&&(0<e&&(b[k]=d[e-1]),d[e]=k)}}for(f=d[c];0<=c;)d[c--]=f,f=b[f];return d}function K(a){a&&a.el&&a.el.offsetHeight}function ha(a,b){switch(b){case "value":case "checked":case "selected":return!0}return!1}
diff --git a/dist/pico/domvm.pico.es.js b/dist/pico/domvm.pico.es.js
index dd03e23a..5118763f 100644
--- a/dist/pico/domvm.pico.es.js
+++ b/dist/pico/domvm.pico.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, pico build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, pico build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/pico/domvm.pico.js b/dist/pico/domvm.pico.js
index 4285d4aa..0f016099 100644
--- a/dist/pico/domvm.pico.js
+++ b/dist/pico/domvm.pico.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, pico build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, pico build)
 */
 
 (function (global, factory) {
diff --git a/dist/pico/domvm.pico.min.js b/dist/pico/domvm.pico.min.js
index 56d1658f..66600597 100644
--- a/dist/pico/domvm.pico.min.js
+++ b/dist/pico/domvm.pico.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, pico build)
+ https://github.com/domvm/domvm (v3.4.4, pico build)
 */
 (function(p,G){"object"===typeof exports&&"undefined"!==typeof module?G(exports):"function"===typeof define&&define.amd?define(["exports"],G):G(p.domvm={})})(this,function(p){function G(){}function I(a){return"function"===typeof a}function V(a){for(var b=arguments,c=1;c<b.length;c++)for(var d in b[c])a[d]=b[c][d];return a}function ma(a,b,c){return function(){return a.apply(c,b)}}function na(a){for(var b=a.slice(),c=[0],d=0,e,f,h,k=0;k<a.length;++k){var g=a[k];if(-1!==g)if(h=c[d],a[h]<g)b[k]=h,c[++d]=
 k;else{e=0;for(f=d;e<f;)h=(e+f)/2|0,a[c[h]]<g?e=h+1:f=h;g<a[c[e]]&&(0<e&&(b[k]=c[e-1]),c[e]=k)}}for(f=c[d];0<=d;)c[d--]=f,f=b[f];return c}function W(a,b){switch(b){case "value":case "checked":case "selected":return!0}return!1}function O(a){for(a=a||B;null==a.vm&&a.parent;)a=a.parent;return a.vm}function z(){}function X(a){var b=new z;b.type=2;b.body=a;return b}function Y(a,b,c){var d=this,e,f=a.length;d.flags=D;d.items=a;d.length=f;d.key=function(a){return null};d.diff={val:function(d){return b.val(a[d])},
diff --git a/dist/server/domvm.server.es.js b/dist/server/domvm.server.es.js
index a3cdf8f6..331a481c 100644
--- a/dist/server/domvm.server.es.js
+++ b/dist/server/domvm.server.es.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, server build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, server build)
 */
 
 // NOTE: if adding a new *VNode* type, make it < COMMENT and renumber rest.
diff --git a/dist/server/domvm.server.js b/dist/server/domvm.server.js
index 46d62328..1592c22a 100644
--- a/dist/server/domvm.server.js
+++ b/dist/server/domvm.server.js
@@ -4,7 +4,7 @@
 *
 * domvm.js (DOM ViewModel)
 * A thin, fast, dependency-free vdom view layer
-* @preserve https://github.com/domvm/domvm (v3.4.3, server build)
+* @preserve https://github.com/domvm/domvm (v3.4.4, server build)
 */
 
 (function (global, factory) {
diff --git a/dist/server/domvm.server.min.js b/dist/server/domvm.server.min.js
index 5018efda..c54b527e 100644
--- a/dist/server/domvm.server.min.js
+++ b/dist/server/domvm.server.min.js
@@ -1,5 +1,5 @@
 /*
- https://github.com/domvm/domvm (v3.4.3, server build)
+ https://github.com/domvm/domvm (v3.4.4, server build)
 */
 (function(n,B){"object"===typeof exports&&"undefined"!==typeof module?B(exports):"function"===typeof define&&define.amd?define(["exports"],B):B(n.domvm={})})(this,function(n){function B(){}function R(a){return null!=a&&a.constructor===Object}function K(a){return"function"===typeof a}function M(a){for(var b=arguments,c=1;c<b.length;c++)for(var d in b[c])a[d]=b[c][d];return a}function la(a,b){for(var c=[];b<a.length;b++)c.push(a[b]);return c}function ma(a,b){for(var c in a)if(a[c]!==b[c])return!1;return!0}
 function na(a,b){var c=a.length;if(b.length!==c)return!1;for(var d=0;d<c;d++)if(a[d]!==b[d])return!1;return!0}function oa(a){function b(){c=0;a.apply(d,e)}if(!pa)return a;var c,d,e;return function(){d=this;e=arguments;c||(c=pa(b))}}function Na(a,b,c){return function(){return a.apply(c,b)}}function Oa(a){for(var b=a.slice(),c=[0],d=0,e,f,h,k=0;k<a.length;++k){var g=a[k];if(-1!==g)if(h=c[d],a[h]<g)b[k]=h,c[++d]=k;else{e=0;for(f=d;e<f;)h=(e+f)/2|0,a[c[h]]<g?e=h+1:f=h;g<a[c[e]]&&(0<e&&(b[k]=c[e-1]),c[e]=
diff --git a/package.json b/package.json
index f2893125..9c9430fe 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "license": "MIT",
   "homepage": "https://github.com/domvm/domvm",
   "author": "Leon Sorokin <leeoniya@gmail.com>",
-  "version": "3.4.3",
+  "version": "3.4.4",
   "main": "./dist/full/domvm.full.min.js",
   "module": "./dist/full/domvm.full.es.js",
   "jsnext:main": "./dist/full/domvm.full.es.js",