diff --git a/core/unittest/CMakeLists.txt b/core/unittest/CMakeLists.txt
index 401fd4ea3b..01e1054f7e 100644
--- a/core/unittest/CMakeLists.txt
+++ b/core/unittest/CMakeLists.txt
@@ -97,14 +97,7 @@ set(common_files
         ${helper_files}
         )
 
-if (MILVUS_WITH_PROMETHEUS)
-    set(unittest_libs
-            prometheus-cpp-push
-            prometheus-cpp-pull
-            prometheus-cpp-core
-            )
-endif ()
-set(unittest_libs ${unittest_libs}
+set(unittest_libs
         sqlite
         libboost_system.a
         libboost_filesystem.a
@@ -117,9 +110,18 @@ set(unittest_libs ${unittest_libs}
         pthread
         metrics
         gfortran
-        dl
-        z
         )
+if (MILVUS_WITH_PROMETHEUS)
+    set(unittest_libs ${unittest_libs}
+            prometheus-cpp-push
+            prometheus-cpp-pull
+            prometheus-cpp-core
+            )
+endif ()
+set(unittest_libs ${unittest_libs}
+    dl
+    z
+    )
 
 if (MILVUS_GPU_VERSION)
     include_directories("${CUDA_INCLUDE_DIRS}")