diff --git a/DCPlugin.pro b/DCPlugin.pro
index e702dc2..e57d524 100644
--- a/DCPlugin.pro
+++ b/DCPlugin.pro
@@ -15,9 +15,9 @@ QMAKE_CXXFLAGS += -Wno-deprecated-copy
 ARCH = PTU5
 
 contains( CONFIG, DesktopLinux ) {
-    QMAKE_CC = ccache $$QMAKE_CC
-    QMAKE_CXX = ccache $$QMAKE_CXX
-    QMAKE_CXXFLAGS += -std=c++11
+    # QMAKE_CC = ccache $$QMAKE_CC
+    # QMAKE_CXX = ccache $$QMAKE_CXX
+    QMAKE_CXXFLAGS += -std=c++17
     # QMAKE_CXXFLAGS += -Wno-deprecated-ctor
     linux-clang {  QMAKE_CXXFLAGS += -Qunused-arguments   }
     ARCH = DesktopLinux
@@ -27,7 +27,7 @@ contains( CONFIG, DesktopLinux ) {
 contains( CONFIG, PTU5 ) {
     # QMAKE_CC = ccache $$QMAKE_CC
     # QMAKE_CXX = ccache $$QMAKE_CXX
-    QMAKE_CXXFLAGS += -std=c++11
+    QMAKE_CXXFLAGS += -std=c++17
     linux-clang {  QMAKE_CXXFLAGS += -Qunused-arguments   }
     CONFIG += link_pkgconfig
     ARCH = PTU5
@@ -86,3 +86,5 @@ version.input = VERSION_H
 version.variable_out = HEADERS
 QMAKE_EXTRA_COMPILERS += version
 QMAKE_CLEAN += $${PWD}/include/version.h
+
+HEADERS +=