diff --git a/src/bind/syscmd/autocmd.cpp b/src/bind/syscmd/autocmd.cpp
index 2aff7ca3..ab27f4f6 100644
--- a/src/bind/syscmd/autocmd.cpp
+++ b/src/bind/syscmd/autocmd.cpp
@@ -83,7 +83,7 @@ namespace vind
 
             auto [event_str, patcmd] = core::extract_double_args(pargs) ;
             auto [pattern, cmd] = core::extract_double_args(patcmd) ;
-            auto patterns = util::split(pattern, ",") ;
+            auto patterns = util::split(std::move(pattern), ",") ;
 
             if(event_str == "*") {
                 if(patterns.empty()) {
diff --git a/src/bind/window/arrange_win.cpp b/src/bind/window/arrange_win.cpp
index d7efdf6f..78392a0d 100644
--- a/src/bind/window/arrange_win.cpp
+++ b/src/bind/window/arrange_win.cpp
@@ -195,7 +195,7 @@ namespace vind
             auto& settable = core::SetTable::get_instance() ;
             auto str = settable.get("arrangewin_ignore").get<std::string>() ;
 
-            auto modules = util::split(str, ",") ;
+            auto modules = util::split(std::move(str), ",") ;
             for(auto& m : modules) {
                 g_ignores.insert(util::A2a(util::trim(m))) ;
             }
diff --git a/src/core/version.hpp b/src/core/version.hpp
index b92d7131..4ec2c9dc 100644
--- a/src/core/version.hpp
+++ b/src/core/version.hpp
@@ -1,6 +1,6 @@
 #ifndef _VERSION_HPP
 #define _VERSION_HPP
 
-#define WIN_VIND_VERSION "5.3.0.0"
+#define WIN_VIND_VERSION "5.4.0.0"
 
 #endif
diff --git a/src/opt/optionlist.cpp b/src/opt/optionlist.cpp
index 7698f2ed..64f6668b 100644
--- a/src/opt/optionlist.cpp
+++ b/src/opt/optionlist.cpp
@@ -34,7 +34,7 @@ namespace vind
 
         Option::SPtr ref_global_options_byname(std::string&& name) {
             for(auto& opt : all_global_options()) {
-                if(opt->name() == util::A2a(name)) {
+                if(opt->name() == util::A2a(std::move(name))) {
                     return opt ;
                 }
             }