diff --git a/qmake/generators/win32/msbuild_objectmodel.cpp b/qmake/generators/win32/msbuild_objectmodel.cpp
index a5276b4b16..3e56911a38 100644
--- a/qmake/generators/win32/msbuild_objectmodel.cpp
+++ b/qmake/generators/win32/msbuild_objectmodel.cpp
@@ -476,11 +476,7 @@ void VCXProjectWriter::write(XmlOutput &xml, VCProjectSingleConfig &tool)
             << attrTag("Condition", condition)
             << valueTag(tool.Configuration.PrimaryOutput);
     }
-    if (!tool.Configuration.PrimaryOutputExtension.isEmpty()) {
-        xml<< tag("TargetExt")
-            << attrTag("Condition", condition)
-            << valueTag(tool.Configuration.PrimaryOutputExtension);
-    }
+
     if ( tool.Configuration.linker.IgnoreImportLibrary != unset) {
         xml<< tag("IgnoreImportLibrary")
             << attrTag("Condition", condition)
@@ -681,11 +677,7 @@ void VCXProjectWriter::write(XmlOutput &xml, VCProject &tool)
                 << attrTag("Condition", condition)
                 << valueTag(config.PrimaryOutput);
         }
-        if (!config.PrimaryOutputExtension.isEmpty()) {
-            xml << tag("TargetExt")
-                << attrTag("Condition", condition)
-                << valueTag(config.PrimaryOutputExtension);
-        }
+
         if (config.linker.IgnoreImportLibrary != unset) {
             xml << tag("IgnoreImportLibrary")
                 << attrTag("Condition", condition)
diff --git a/qmake/generators/win32/msvc_objectmodel.h b/qmake/generators/win32/msvc_objectmodel.h
index 77bd2358fa..c3fae94179 100644
--- a/qmake/generators/win32/msvc_objectmodel.h
+++ b/qmake/generators/win32/msvc_objectmodel.h
@@ -860,7 +860,6 @@ public:
     QString                 ConfigurationName;
     QString                 OutputDirectory;
     QString                 PrimaryOutput;
-    QString                 PrimaryOutputExtension;
     QString                 ProgramDatabase;
     triState                RegisterOutput;
     useOfATL                UseOfATL;
diff --git a/qmake/generators/win32/msvc_vcproj.cpp b/qmake/generators/win32/msvc_vcproj.cpp
index 048b4e49b0..b082fcb307 100644
--- a/qmake/generators/win32/msvc_vcproj.cpp
+++ b/qmake/generators/win32/msvc_vcproj.cpp
@@ -944,7 +944,6 @@ void VcprojGenerator::initConfiguration()
         conf.PrimaryOutput = project->first("TARGET").toQString();
         if ( !conf.PrimaryOutput.isEmpty() && !project->first("TARGET_VERSION_EXT").isEmpty() && project->isActiveConfig("shared"))
             conf.PrimaryOutput.append(project->first("TARGET_VERSION_EXT").toQString());
-        conf.PrimaryOutputExtension = project->first("TARGET_EXT").toQString();
     }
 
     conf.Name = project->values("BUILD_NAME").join(' ');