Index: libcfa/src/concurrency/clib/cfathread.cfa
===================================================================
--- libcfa/src/concurrency/clib/cfathread.cfa	(revision 95dab9ec006307c04669f1d2832d144a7ff5a92f)
+++ libcfa/src/concurrency/clib/cfathread.cfa	(revision 0cee08241f16adbb0f3a0ecbd211d8152abc1d6c)
@@ -439,5 +439,5 @@
 	// Mutex
 	struct cfathread_mutex {
-		linear_backoff_then_block_lock impl;
+		exp_backoff_then_block_lock impl;
 	};
 	int cfathread_mutex_init(cfathread_mutex_t *restrict mut, const cfathread_mutexattr_t *restrict) __attribute__((nonnull (1))) { *mut = new(); return 0; }
@@ -454,5 +454,5 @@
 	// Condition
 	struct cfathread_condition {
-		condition_variable(linear_backoff_then_block_lock) impl;
+		condition_variable(exp_backoff_then_block_lock) impl;
 	};
 	int cfathread_cond_init(cfathread_cond_t *restrict cond, const cfathread_condattr_t *restrict) __attribute__((nonnull (1))) { *cond = new(); return 0; }