diff --git a/plugins/perforce/tests/CMakeLists.txt b/plugins/perforce/tests/CMakeLists.txt
--- a/plugins/perforce/tests/CMakeLists.txt
+++ b/plugins/perforce/tests/CMakeLists.txt
@@ -9,7 +9,11 @@
     ${kdevperforce_LOG_PART_SRCS}
 )
 
-add_definitions( "-DP4_CLIENT_STUB_EXE=\"${CMAKE_CURRENT_BINARY_DIR}/../p4clientstub/p4clientstub\"" )
+if(WIN32)
+    add_definitions( "-DP4_CLIENT_STUB_EXE=\"${CMAKE_CURRENT_BINARY_DIR}/../../../bin/p4clientstub.exe\"" )
+else()
+    add_definitions( "-DP4_CLIENT_STUB_EXE=\"${CMAKE_CURRENT_BINARY_DIR}/../p4clientstub/p4clientstub\"" )
+endif()
 
 ecm_add_test(${perforceplugintest_SRCS}
         TEST_NAME test_kdevperforce