diff --git a/bilby/core/prior/analytical.py b/bilby/core/prior/analytical.py
index dd503c98911ac4abfc8264d0a710116b35b275ce..c7018657f394110d7ba4cb53d09d87d7bc56bb66 100644
--- a/bilby/core/prior/analytical.py
+++ b/bilby/core/prior/analytical.py
@@ -1608,7 +1608,7 @@ class Triangular(Prior):
 
         """
         return (
-            + (val > self.mode)
+            (val > self.mode)
             + (val > self.minimum)
             * (val <= self.maximum)
             / (self.scale)