diff --git a/src/meshlab/meshlab.pro b/src/meshlab/meshlab.pro
index 9f49397fb..2f6160765 100644
--- a/src/meshlab/meshlab.pro
+++ b/src/meshlab/meshlab.pro
@@ -99,6 +99,9 @@ DEFINES += GLEW_STATIC
 INCLUDEPATH += . .. ../../../vcglib ../../../code/lib/glew/include
 CONFIG += stl
 
+#makes it compile under win32 and newest mingw gcc
+win32-g++:QMAKE_CXXFLAGS += -fpermissive
+
 # The following define is needed in gcc to remove the asserts
 win32-g++:DEFINES += NDEBUG
 CONFIG(debug, debug|release) {
diff --git a/src/shared.pri b/src/shared.pri
index ce85471aa..26a6fc989 100644
--- a/src/shared.pri
+++ b/src/shared.pri
@@ -28,6 +28,8 @@ win32-msvc2005:DEFINES	+= _CRT_SECURE_NO_DEPRECATE
 
 DESTDIR       = ../../meshlab/plugins
 
+win32-g++:QMAKE_CXXFLAGS += -fpermissive
+
 contains(TEMPLATE,lib) {
    CONFIG(debug, debug|release) {
       unix:TARGET = $$member(TARGET, 0)_debug