1 files changed, 1 insertions, 1 deletions
diff --git a/nsmux.h b/nsmux.h
index 38cf8c810..324d7ce86 100644
--- a/nsmux.h
+++ b/nsmux.h
@@ -28,7 +28,7 @@
 /*---------------------------------------------------------------------------*/
 #include <stddef.h>
 #include <stdlib.h>
-#include <cthreads.h>
+#include <pthread.h>
 #include <unistd.h>
 #include <sys/mman.h>
 #include <sys/types.h>