diff --git a/src/cc/makecclib b/src/cc/makecclib
index ea44acdae..832cf1e96 100755
--- a/src/cc/makecclib
+++ b/src/cc/makecclib
@@ -1,2 +1,2 @@
 #!/bin/sh
-gcc -std=c++11 -I../univalue/include -I../cryptoconditions/include -I../cryptoconditions/src -I../cryptoconditions/src/asn -I.. -I. -fPIC -shared -c -o ../libcc.so cclib.cpp
+gcc -std=c++11 -I../secp256k1/include -I../univalue/include -I../cryptoconditions/include -I../cryptoconditions/src -I../cryptoconditions/src/asn -I.. -I. -fPIC -shared -c -o ../libcc.so cclib.cpp