diff --git a/test/libc/runtime/unwind.c b/libc/runtime/unwind.c
similarity index 98%
rename from test/libc/runtime/unwind.c
rename to libc/runtime/unwind.c
index ebd6164bc..9f24dc2c4 100644
--- a/test/libc/runtime/unwind.c
+++ b/libc/runtime/unwind.c
@@ -16,7 +16,7 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
-#include "test/libc/runtime/unwind.h"
+#include "libc/runtime/unwind.h"
 
 // temporary stubs for libunwind
 
diff --git a/test/libc/runtime/unwind.h b/libc/runtime/unwind.h
similarity index 86%
rename from test/libc/runtime/unwind.h
rename to libc/runtime/unwind.h
index d21568f79..43c6127d2 100644
--- a/test/libc/runtime/unwind.h
+++ b/libc/runtime/unwind.h
@@ -1,5 +1,5 @@
-#ifndef COSMOPOLITAN_TEST_LIBC_RUNTIME_UNWIND_H_
-#define COSMOPOLITAN_TEST_LIBC_RUNTIME_UNWIND_H_
+#ifndef COSMOPOLITAN_LIBC_RUNTIME_UNWIND_H_
+#define COSMOPOLITAN_LIBC_RUNTIME_UNWIND_H_
 
 #define UNW_TDEP_CURSOR_LEN 127
 
@@ -39,4 +39,4 @@ void *_Unwind_FindEnclosingFunction(void *);
 
 COSMOPOLITAN_C_END_
 #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
-#endif /* COSMOPOLITAN_TEST_LIBC_RUNTIME_UNWIND_H_ */
+#endif /* COSMOPOLITAN_LIBC_RUNTIME_UNWIND_H_ */