diff --git a/groth16.nimble b/groth16.nimble
index 9533964..4441207 100644
--- a/groth16.nimble
+++ b/groth16.nimble
@@ -10,4 +10,5 @@ srcDir        = "src"
 # Dependencies
 
 requires "nim >= 1.6.14",
-         "https://github.com/mratsim/constantine#5f7ba18"
+         "https://github.com/mratsim/constantine#5f7ba18",
+         "results"