--- a/externals/externals.pri
+++ b/externals/externals.pri
@@ -1,9 +1,6 @@
 INCLUDEPATH += $${PWD} \
-               $${PWD}/simplecpp \
-               $${PWD}/tinyxml
+               $${PWD}/simplecpp
 
-HEADERS += $${PWD}/simplecpp/simplecpp.h \
-           $${PWD}/tinyxml/tinyxml2.h
+HEADERS += $${PWD}/simplecpp/simplecpp.h
 
-SOURCES += $${PWD}/simplecpp/simplecpp.cpp \
-           $${PWD}/tinyxml/tinyxml2.cpp
+SOURCES += $${PWD}/simplecpp/simplecpp.cpp
--- a/gui/gui.pro
+++ b/gui/gui.pro
@@ -15,6 +15,7 @@ contains(LINKCORE, [yY][eE][sS]) {
     DEFINES += CPPCHECKLIB_IMPORT
 }
 LIBS += -L$$PWD/../externals
+LIBS += $(shell $(PKG_CONFIG) --libs tinyxml2)
 
 DESTDIR = .
 RCC_DIR = temp
--- a/tools/dmake.cpp
+++ b/tools/dmake.cpp
@@ -122,7 +122,6 @@ int main(int argc, char **argv)
 
     std::vector<std::string> extfiles;
     extfiles.push_back("externals/simplecpp/simplecpp.cpp");
-    extfiles.push_back("externals/tinyxml/tinyxml2.cpp");
 
     std::vector<std::string> clifiles;
     getCppFiles(clifiles, "cli/", false);
@@ -171,7 +170,6 @@ int main(int argc, char **argv)
         std::ofstream fout1("test/testfiles.pri");
         if (fout1.is_open()) {
             fout1 << "# no manual edits - this file is autogenerated by dmake\n\n";
-            fout1 << "INCLUDEPATH += ../externals/tinyxml\n";
             fout1 << "\n\nSOURCES += ";
             for (unsigned int i = 0; i < testfiles.size(); ++i) {
                 const std::string filename(testfiles[i].substr(5));
@@ -335,9 +333,9 @@ int main(int argc, char **argv)
          << "endif\n\n";
 
     makeConditionalVariable(fout, "PREFIX", "/usr");
-    makeConditionalVariable(fout, "INCLUDE_FOR_LIB", "-Ilib -isystem externals -isystem externals/simplecpp -isystem externals/tinyxml");
-    makeConditionalVariable(fout, "INCLUDE_FOR_CLI", "-Ilib -isystem externals/simplecpp -isystem externals/tinyxml");
-    makeConditionalVariable(fout, "INCLUDE_FOR_TEST", "-Ilib -Icli -isystem externals/simplecpp -isystem externals/tinyxml");
+    makeConditionalVariable(fout, "INCLUDE_FOR_LIB", "-Ilib -isystem externals -isystem externals/simplecpp");
+    makeConditionalVariable(fout, "INCLUDE_FOR_CLI", "-Ilib -isystem externals/simplecpp");
+    makeConditionalVariable(fout, "INCLUDE_FOR_TEST", "-Ilib -Icli -isystem externals/simplecpp");
 
     fout << "BIN=$(DESTDIR)$(PREFIX)/bin\n\n";
     fout << "# For 'make man': sudo apt-get install xsltproc docbook-xsl docbook-xml on Linux\n";