diff --git a/libc/Makefile b/libc/Makefile
index bc4cdd9f..8920f86d 100644
--- a/libc/Makefile
+++ b/libc/Makefile
@@ -165,7 +165,7 @@ arpa/inet/inet_addr.o \
 arpa/inet/inet_ntoa.o \
 arpa/inet/inet_ntop.o \
 arpa/inet/inet_pton.o \
-calltrace.o \
+calltrace/calltrace.o \
 $(CPUDIR)/calltrace.o \
 $(CPUDIR)/fork.o \
 $(CPUDIR)/setjmp.o \
diff --git a/libc/calltrace.cpp b/libc/calltrace/calltrace.cpp
similarity index 98%
rename from libc/calltrace.cpp
rename to libc/calltrace/calltrace.cpp
index cacff79e..6f64d7fb 100644
--- a/libc/calltrace.cpp
+++ b/libc/calltrace/calltrace.cpp
@@ -17,7 +17,7 @@
     You should have received a copy of the GNU Lesser General Public License
     along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
 
-    calltrace.cpp
+    calltrace/calltrace.cpp
     Traverses the stack and prints the callstack.
 
 *******************************************************************************/