diff --git a/dtool/src/dtoolbase/mutexPosixImpl.I b/dtool/src/dtoolbase/mutexPosixImpl.I
index e35402a2c3..479519a3c9 100644
--- a/dtool/src/dtoolbase/mutexPosixImpl.I
+++ b/dtool/src/dtoolbase/mutexPosixImpl.I
@@ -23,7 +23,7 @@ MutexPosixImpl() {
   TAU_PROFILE("MutexPosixImpl::MutexPosixImpl", " ", TAU_USER);
   pthread_mutexattr_t attr;
   pthread_mutexattr_init(&attr);
-  pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_NORMAL);
+  pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_DEFAULT);
   int result = pthread_mutex_init(&_lock, &attr);
   pthread_mutexattr_destroy(&attr);
   assert(result == 0);
diff --git a/panda/src/pipeline/Sources.pp b/panda/src/pipeline/Sources.pp
index 5f96dc3442..d694236605 100644
--- a/panda/src/pipeline/Sources.pp
+++ b/panda/src/pipeline/Sources.pp
@@ -85,7 +85,9 @@
     conditionVarSimpleImpl.cxx \
     conditionVarSpinlockImpl.cxx \
     config_pipeline.cxx \
-    contextSwitch_longjmp_src.c contextSwitch_ucontext_src.c \
+    contextSwitch_longjmp_src.c \
+    contextSwitch_posix_src.c \
+    contextSwitch_ucontext_src.c \
     contextSwitch_windows_src.c \
     cycleData.cxx \
     cycleDataLockedReader.cxx \
diff --git a/panda/src/pipeline/contextSwitch_posix_src.c b/panda/src/pipeline/contextSwitch_posix_src.c
index a2b178a5a6..92087a3a85 100644
--- a/panda/src/pipeline/contextSwitch_posix_src.c
+++ b/panda/src/pipeline/contextSwitch_posix_src.c
@@ -160,7 +160,7 @@ alloc_thread_context() {
 
   pthread_mutexattr_t attr;
   pthread_mutexattr_init(&attr);
-  pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_NORMAL);
+  pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_DEFAULT);
   int result = pthread_mutex_init(&context->_ready_mutex, &attr);
   pthread_mutexattr_destroy(&attr);