diff --git a/cpp/ql/lib/change-notes/2023-03-13-mergepathgraph.md b/cpp/ql/lib/change-notes/2023-03-13-mergepathgraph.md
new file mode 100644
index 00000000000..63bfade2f10
--- /dev/null
+++ b/cpp/ql/lib/change-notes/2023-03-13-mergepathgraph.md
@@ -0,0 +1,4 @@
+---
+category: feature
+---
+* Added support for merging two `PathGraph`s via disjoint union to allow results from multiple data flow computations in a single `path-problem` query.
diff --git a/csharp/ql/lib/change-notes/2023-03-13-mergepathgraph.md b/csharp/ql/lib/change-notes/2023-03-13-mergepathgraph.md
new file mode 100644
index 00000000000..63bfade2f10
--- /dev/null
+++ b/csharp/ql/lib/change-notes/2023-03-13-mergepathgraph.md
@@ -0,0 +1,4 @@
+---
+category: feature
+---
+* Added support for merging two `PathGraph`s via disjoint union to allow results from multiple data flow computations in a single `path-problem` query.
diff --git a/go/ql/lib/change-notes/2023-03-13-mergepathgraph.md b/go/ql/lib/change-notes/2023-03-13-mergepathgraph.md
new file mode 100644
index 00000000000..63bfade2f10
--- /dev/null
+++ b/go/ql/lib/change-notes/2023-03-13-mergepathgraph.md
@@ -0,0 +1,4 @@
+---
+category: feature
+---
+* Added support for merging two `PathGraph`s via disjoint union to allow results from multiple data flow computations in a single `path-problem` query.
diff --git a/java/ql/lib/change-notes/2023-03-13-mergepathgraph.md b/java/ql/lib/change-notes/2023-03-13-mergepathgraph.md
new file mode 100644
index 00000000000..63bfade2f10
--- /dev/null
+++ b/java/ql/lib/change-notes/2023-03-13-mergepathgraph.md
@@ -0,0 +1,4 @@
+---
+category: feature
+---
+* Added support for merging two `PathGraph`s via disjoint union to allow results from multiple data flow computations in a single `path-problem` query.
diff --git a/python/ql/lib/change-notes/2023-03-13-mergepathgraph.md b/python/ql/lib/change-notes/2023-03-13-mergepathgraph.md
new file mode 100644
index 00000000000..63bfade2f10
--- /dev/null
+++ b/python/ql/lib/change-notes/2023-03-13-mergepathgraph.md
@@ -0,0 +1,4 @@
+---
+category: feature
+---
+* Added support for merging two `PathGraph`s via disjoint union to allow results from multiple data flow computations in a single `path-problem` query.
diff --git a/ruby/ql/lib/change-notes/2023-03-13-mergepathgraph.md b/ruby/ql/lib/change-notes/2023-03-13-mergepathgraph.md
new file mode 100644
index 00000000000..63bfade2f10
--- /dev/null
+++ b/ruby/ql/lib/change-notes/2023-03-13-mergepathgraph.md
@@ -0,0 +1,4 @@
+---
+category: feature
+---
+* Added support for merging two `PathGraph`s via disjoint union to allow results from multiple data flow computations in a single `path-problem` query.