1 files changed, 1 insertions, 1 deletions

diff --git a/Makefile b/Makefile
index 3e093eb..474ef18 100644
--- a/Makefile
+++ b/Makefile
@@ -17,7 +17,7 @@ test: test.o mt19937.o
 rqmc: rqmc.o mt19937.o
 	$(CXX) $^ -o $@ $(GSL_FLAGS) 
 
-option: option.o mt19937.o
+option: option.o mt19937.o p_adic.o
 	$(CXX) $^ -o $@ $(GSL_FLAGS) 
 
 clean: