diff --git a/src/storm/utility/numerical.cpp b/src/storm/utility/numerical.cpp
index cec474ff7..9c17928ab 100644
--- a/src/storm/utility/numerical.cpp
+++ b/src/storm/utility/numerical.cpp
@@ -229,6 +229,7 @@ namespace storm {
                         } else {
                             t = j;
                             result.right = j + result.left;
+                            result.weights.resize(result.right - result.left + 1);
                             
                             // It's time to compute W.
                             break;
@@ -257,7 +258,7 @@ namespace storm {
                 }
                 result.totalWeight += result.weights[j];
                 
-                STORM_LOG_TRACE("Fox-Glynn: ltp = " << result.left << ", rtp = " << result.right << ", w = " << result.totalWeight << ".");
+                STORM_LOG_TRACE("Fox-Glynn: ltp = " << result.left << ", rtp = " << result.right << ", w = " << result.totalWeight << ", " << result.weights.size() << " weights.");
                 
                 return result;
             }