1 files changed, 2 insertions, 1 deletions
diff --git a/source/blender/freestyle/intern/stroke/AdvancedPredicates1D.h b/source/blender/freestyle/intern/stroke/AdvancedPredicates1D.h
index df66f82b868..05fcf7f356f 100644
--- a/source/blender/freestyle/intern/stroke/AdvancedPredicates1D.h
+++ b/source/blender/freestyle/intern/stroke/AdvancedPredicates1D.h
@@ -67,8 +67,9 @@ class DensityLowerThanUP1D : public UnaryPredicate1D {
   int operator()(Interface1D &inter)
   {
     Functions1D::DensityF1D fun(_sigma);
-    if (fun(inter) < 0)
+    if (fun(inter) < 0) {
       return -1;
+    }
     result = (fun.result < _threshold);
     return 0;
   }