diff --git a/src/backend/backend.c b/src/backend/backend.c
index 945024958..e18b2af98 100644
--- a/src/backend/backend.c
+++ b/src/backend/backend.c
@@ -29,6 +29,7 @@
 #include "backend/filedescriptorregistry.h"
 #include "backend/mmapcache.h"
 #include "backend/threadpool.h"
+#include "backend/resourcecollector.h"
 
 #include <unistd.h>
 #include <sys/resource.h>
@@ -68,6 +69,8 @@ lumiera_backend_init (void)
 
   lumiera_mutex_init (&lumiera_filecreate_mutex, "fileaccess", &NOBUG_FLAG (mutex_dbg), NOBUG_CONTEXT);
 
+  lumiera_resourcecollector_init ();
+
   lumiera_threadpool_init ();
 
   lumiera_filedescriptorregistry_init ();
@@ -116,11 +119,14 @@ void
 lumiera_backend_destroy (void)
 {
   TRACE (backend_dbg);
+
   lumiera_mmapcache_delete ();
   lumiera_filehandlecache_delete ();
   lumiera_filedescriptorregistry_destroy ();
   lumiera_threadpool_destroy ();
 
+  lumiera_resourcecollector_destroy ();
+
   lumiera_mutex_destroy (&lumiera_filecreate_mutex, &NOBUG_FLAG (mutex_dbg), NOBUG_CONTEXT);
 }
 
diff --git a/src/backend/resourcecollector.c b/src/backend/resourcecollector.c
index 84af12f86..7ef6a48de 100644
--- a/src/backend/resourcecollector.c
+++ b/src/backend/resourcecollector.c
@@ -32,7 +32,6 @@
 
 llist lumiera_resourcecollector_registry[LUMIERA_RESOURCE_END];
 lumiera_mutex lumiera_resourcecollector_lock;
-static pthread_once_t lumiera_resourcecollector_once = PTHREAD_ONCE_INIT;
 
 struct lumiera_resourcehandler_struct
 {
@@ -42,8 +41,8 @@ struct lumiera_resourcehandler_struct
 };
 
 
-static void
-lumiera_resourcecollector_init_ (void)
+void
+lumiera_resourcecollector_init (void)
 {
   //NOBUG_INIT_FLAG (resourcecollector);
   TRACE (resourcecollector_dbg);
@@ -74,8 +73,6 @@ lumiera_resourcecollector_run (enum lumiera_resource which, enum lumiera_resourc
 {
   TRACE (resourcecollector_dbg);
 
-  pthread_once (&lumiera_resourcecollector_once, lumiera_resourcecollector_init_);
-
   LUMIERA_MUTEX_SECTION (mutex_sync, &lumiera_resourcecollector_lock)
     {
       for (enum lumiera_resource_try progress = LUMIERA_RESOURCE_NONE; progress < *iteration; ++*iteration)
@@ -119,8 +116,6 @@ lumiera_resourcecollector_run (enum lumiera_resource which, enum lumiera_resourc
 LumieraResourcehandler
 lumiera_resourcecollector_register_handler (enum lumiera_resource resource, lumiera_resource_handler_fn handler, void* data)
 {
-  pthread_once (&lumiera_resourcecollector_once, lumiera_resourcecollector_init_);
-
   TRACE (resourcecollector_dbg);
 
   LumieraResourcehandler self = lumiera_malloc (sizeof (*self));
diff --git a/src/backend/resourcecollector.h b/src/backend/resourcecollector.h
index e7addae49..eae4079ea 100644
--- a/src/backend/resourcecollector.h
+++ b/src/backend/resourcecollector.h
@@ -98,10 +98,17 @@ typedef struct lumiera_resourcehandler_struct lumiera_resourcehandler;
 typedef lumiera_resourcehandler* LumieraResourcehandler;
 
 
+/**
+ * Initialize the Resourcecollector.
+ * The resourcecollector is singleton and can be used after initialized once.
+ */
+void
+lumiera_resourcecollector_init (void);
+
+
 /**
  * Destroy the resource collector registry.
  * Unregisters and deletes all handlers.
- * Note that there is no resourcecollector_init() function, initialization is automatic on first use.
  */
 void
 lumiera_resourcecollector_destroy (void);
diff --git a/tests/backend/test-resourcecollector.c b/tests/backend/test-resourcecollector.c
index c0e8380a9..166dc1129 100644
--- a/tests/backend/test-resourcecollector.c
+++ b/tests/backend/test-resourcecollector.c
@@ -50,6 +50,7 @@ TESTS_BEGIN
 
 TEST ("basic")
 {
+  lumiera_resourcecollector_init ();
   lumiera_resourcecollector_register_handler (LUMIERA_RESOURCE_MEMORY, test_memory_handler, NULL);
   lumiera_resourcecollector_destroy ();
 }
@@ -57,6 +58,7 @@ TEST ("basic")
 TEST ("memory_collection_mockup")
 {
   REQUIRE (argv[2]);
+  lumiera_resourcecollector_init ();
 
   lumiera_resourcecollector_register_handler (LUMIERA_RESOURCE_MEMORY, test_memory_handler, NULL);