diff --git a/dbcon/joblist/resourcemanager.cpp b/dbcon/joblist/resourcemanager.cpp
index 3c684697d..aa3ca3b5b 100644
--- a/dbcon/joblist/resourcemanager.cpp
+++ b/dbcon/joblist/resourcemanager.cpp
@@ -244,6 +244,17 @@ ResourceManager::ResourceManager(bool runningInExeMgr, config::Config* aConfig)
   }
 }
 
+// For UT
+ResourceManager::ResourceManager()
+ : fExeMgrStr("ForUT")
+ , fHJUmMaxMemorySmallSideDistributor(
+       fHashJoinStr, "UmMaxMemorySmallSide",
+       1024*1024,
+       1024*1024, 0)
+ , fHJPmMaxMemorySmallSideSessionMap(1024*1024)
+{
+}
+
 int ResourceManager::getEmPriority() const
 {
   int temp = getIntVal(fExeMgrStr, "Priority", defaultEMPriority);
diff --git a/dbcon/joblist/resourcemanager.h b/dbcon/joblist/resourcemanager.h
index b5d1cea57..56774d328 100644
--- a/dbcon/joblist/resourcemanager.h
+++ b/dbcon/joblist/resourcemanager.h
@@ -119,8 +119,12 @@ class ResourceManager
   /** @brief ctor
    *
    */
-  explicit ResourceManager(bool runningInExeMgr = false, config::Config* aConfig = nullptr);
+  explicit ResourceManager(bool runningInExeMgr, config::Config* aConfig = nullptr);
   static ResourceManager* instance(bool runningInExeMgr = false, config::Config* aConfig = nullptr);
+  
+  // For UT
+  explicit ResourceManager();
+  
   config::Config* getConfig()
   {
     return fConfig;
diff --git a/tests/stlpoolallocator.cpp b/tests/stlpoolallocator.cpp
index dc61d0bad..71ebbfc02 100644
--- a/tests/stlpoolallocator.cpp
+++ b/tests/stlpoolallocator.cpp
@@ -124,7 +124,7 @@ TEST_F(STLPoolAllocatorTest, ResourceManagerIntegration)
     using TestType = int8_t;
     using Allocator = STLPoolAllocator<TestType>;
 
-    joblist::ResourceManager rm(true, nullptr);
+    joblist::ResourceManager rm;
     // To set the memory allowance
     rm.setMemory(MemoryAllowance);
     Allocator alloc(&rm, 1024, 512);
diff --git a/utils/querystats/querystats.cpp b/utils/querystats/querystats.cpp
index ac9ed79e6..08c67fd99 100644
--- a/utils/querystats/querystats.cpp
+++ b/utils/querystats/querystats.cpp
@@ -238,7 +238,8 @@ uint32_t QueryStats::userPriority(string _host, const string _user)
   if (!fPriority.empty())
     return fPriorityLevel;
 
-  ResourceManager rm;
+  bool runningInExeMgr = false;
+  ResourceManager rm(runningInExeMgr);
   fPriorityLevel = DEFAULT_USER_PRIORITY_LEVEL;
   fPriority = DEFAULT_USER_PRIORITY;