diff --git a/DESCRIPTION b/DESCRIPTION
index 0973bd4..b8829b0 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -15,7 +15,8 @@ Copyright: All provided source code is copyrighted and owned by Joel Therrien.
 Encoding: UTF-8
 LazyData: true
 Imports:
-    rJava (>= 0.9-9)
+    rJava (>= 0.9-9),
+    stats (>= 3.4.0)
 Suggests:
     parallel,
     testthat,
diff --git a/R/cr_integratedBrierScore.R b/R/cr_integratedBrierScore.R
index ae825dc..9525238 100644
--- a/R/cr_integratedBrierScore.R
+++ b/R/cr_integratedBrierScore.R
@@ -81,7 +81,7 @@ integratedBrierScore <- function(responses, predictions, event, time, censoringD
       java.censoringDistribution <- createRightContinuousStepFunction(censoringDistribution$x, censoringDistribution$y, defaultY = 1.0)
       
     } else if("stepfun" %in% class(censoringDistribution)){
-      x <- knots(censoringDistribution)
+      x <- stats::knots(censoringDistribution)
       y <- censoringDistribution(x)
       
       java.censoringDistribution <- createRightContinuousStepFunction(x, y, defaultY = 1.0)