diff --git a/src/Platform.c b/src/Platform.c
index 0473f13..d68e692 100644
--- a/src/Platform.c
+++ b/src/Platform.c
@@ -293,6 +293,7 @@ int PltCreateThread(const char* name, ThreadEntry entry, void* context, PLT_THRE
         ctx->name = name;
 
         int err = pthread_create(&thread->thread, &attr, ThreadProc, ctx);
+        pthread_attr_destroy(&attr);
         if (err != 0) {
             free(ctx);
             return err;