diff --git a/HISTORY.md b/HISTORY.md
index a1eef96b2..43ce5af3d 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,7 @@
+# 0.41.8
+
+Override `MarginalLogDensities.optimize_marginal!` for `LogDensityFunctionWrapper` so the underlying `OptimizationProblem` is rebuilt with the current non-marginalised parameters on each call, rather than reusing a stale problem.
+
 # 0.41.7
 
 Enable usage of `ComponentVector`s on the left-hand side of tilde-statements.
diff --git a/Project.toml b/Project.toml
index f1be81a23..cf086e19d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "DynamicPPL"
 uuid = "366bfd00-2699-11ea-058f-f148b4cae6d8"
-version = "0.41.7"
+version = "0.41.8"
 
 [deps]
 ADTypes = "47edcb42-4c32-4615-8424-f2b9edc5f35b"