1 files changed, 1 insertions, 0 deletions
diff --git a/src/tests/test.h b/src/tests/test.h
index d2c4aeb..5994ecb 100644
--- a/src/tests/test.h
+++ b/src/tests/test.h
@@ -12,5 +12,6 @@ typedef struct {
 
 char *ArenaAllocation();
 char *ArenaOutOfMemory();
+char *difficultyCalculator();
 
 #endif // TESTS_H