diff --git a/qmake/generators/win32/mingw_make.cpp b/qmake/generators/win32/mingw_make.cpp
index c579c88109..e7dbc6a274 100644
--- a/qmake/generators/win32/mingw_make.cpp
+++ b/qmake/generators/win32/mingw_make.cpp
@@ -51,7 +51,7 @@ QT_BEGIN_NAMESPACE
 
 MingwMakefileGenerator::MingwMakefileGenerator() : Win32MakefileGenerator(), init_flag(false)
 {
-    if (Option::shellPath.isEmpty())
+    if (isWindowsShell())
         quote = "\"";
     else
         quote = "'";
diff --git a/qmake/option.cpp b/qmake/option.cpp
index 91ff4050d1..9be604f944 100644
--- a/qmake/option.cpp
+++ b/qmake/option.cpp
@@ -88,7 +88,6 @@ QStringList Option::before_user_vars;
 QStringList Option::after_user_vars;
 QString Option::user_template;
 QString Option::user_template_prefix;
-QStringList Option::shellPath;
 Option::HOST_MODE Option::host_mode = Option::HOST_UNKNOWN_MODE;
 
 //QMAKE_*_PROPERTY stuff
@@ -572,7 +571,6 @@ bool Option::postProcessProject(QMakeProject *project)
     Option::lex_mod = project->first("QMAKE_MOD_LEX");
     Option::yacc_mod = project->first("QMAKE_MOD_YACC");
     Option::dir_sep = project->first("QMAKE_DIR_SEP");
-    Option::shellPath = project->values("QMAKE_SH");
     return true;
 }
 
diff --git a/qmake/option.h b/qmake/option.h
index bd220a8376..683c10b5f3 100644
--- a/qmake/option.h
+++ b/qmake/option.h
@@ -171,7 +171,6 @@ struct Option
     enum HOST_MODE { HOST_UNKNOWN_MODE, HOST_UNIX_MODE, HOST_WIN_MODE, HOST_MACX_MODE };
     static HOST_MODE host_mode;
     static QString user_template, user_template_prefix;
-    static QStringList shellPath;
 
     //QMAKE_*_PROPERTY options
     struct prop {