diff --git a/python/paddle/static/quantization/tests/CMakeLists.txt b/python/paddle/static/quantization/tests/CMakeLists.txt
index af4248260244438f60a7bf132bc8f230e55433dc..a563d8525852ecc729bac92eec8e947ede24ec14 100755
--- a/python/paddle/static/quantization/tests/CMakeLists.txt
+++ b/python/paddle/static/quantization/tests/CMakeLists.txt
@@ -532,7 +532,7 @@ if(NOT WIN32)
   set_tests_properties(test_post_training_quantization_resnet50
                        PROPERTIES TIMEOUT 600 LABELS "RUN_TYPE=NIGHTLY")
   set_tests_properties(test_post_training_quantization_mnist PROPERTIES TIMEOUT
-                                                                        120)
+                                                                        150)
   set_tests_properties(test_post_training_quantization_while PROPERTIES TIMEOUT
                                                                         120)
   set_tests_properties(test_imperative_ptq PROPERTIES TIMEOUT 120)