diff --git a/tests/auto/declarative/qjsvalue/qjsvalue.pro b/tests/auto/declarative/qjsvalue/qjsvalue.pro
index a8c88dc617765e27750a597a77a7d231ca167df1..3b40e92e675a3d131dccb620ae77132cecb13fd9 100644
--- a/tests/auto/declarative/qjsvalue/qjsvalue.pro
+++ b/tests/auto/declarative/qjsvalue/qjsvalue.pro
@@ -4,9 +4,3 @@ macx:CONFIG -= app_bundle
 QT += declarative widgets testlib
 SOURCES  += tst_qjsvalue.cpp
 HEADERS  += tst_qjsvalue.h
-
-win32-msvc* {
-    # With -O2, MSVC takes up to 24 minutes to compile this test!
-    QMAKE_CXXFLAGS_RELEASE -= -O1 -O2
-    QMAKE_CXXFLAGS_RELEASE += -Od
-}