diff --git a/README.md b/README.md
index 0b416359b02..d48d5df651c 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ The standalone binary packages support the following platforms:
 
 Windows 7 or later
 (K)Ubuntu Linux 14.04 (64-bit) or later
-Mac OS X 10.7 or later
+macOS 10.8 or later
 
 Building the sources requires Qt 5.5.0 or later.
 
diff --git a/dist/changes-4.0.3.md b/dist/changes-4.0.3.md
new file mode 100644
index 00000000000..0fa86c117ca
--- /dev/null
+++ b/dist/changes-4.0.3.md
@@ -0,0 +1,31 @@
+Qt Creator version 4.0.3 contains bug fixes.
+
+The most important changes are listed in this document. For a complete
+list of changes, see the Git log for the Qt Creator sources that
+you can check out from the public Git repository. For example:
+
+    git clone git://code.qt.io/qt-creator/qt-creator.git
+    git log --cherry-pick --pretty=oneline v4.0.2..v4.0.3
+
+All Projects
+
+* Fixed disabled run button on FreeBSD and macOS 10.8
+  (QTCREATORBUG-16462, QTCREATORBUG-16421)
+
+QMake Projects
+
+* Fixed ABI detection on NetBSD and OpenBSD
+
+CMake Projects
+
+* Fixed issues with opening projects from symbolic links
+
+C++ Support
+
+* Clang code model
+    * Fixed dot-to-arrow conversion being incorrectly done for
+      floating point literals and file suffixes (QTCREATORBUG-16188)
+
+Test Integration
+
+* Fixed crash when editing code while parsing for tests
diff --git a/src/plugins/qbsprojectmanager/qbsrunconfiguration.cpp b/src/plugins/qbsprojectmanager/qbsrunconfiguration.cpp
index fa6f297e93b..ada32c370e5 100644
--- a/src/plugins/qbsprojectmanager/qbsrunconfiguration.cpp
+++ b/src/plugins/qbsprojectmanager/qbsrunconfiguration.cpp
@@ -271,7 +271,7 @@ QString QbsRunConfiguration::baseWorkingDirectory() const
 void QbsRunConfiguration::addToBaseEnvironment(Utils::Environment &env) const
 {
     QbsProject *project = static_cast<QbsProject *>(target()->project());
-    if (project) {
+    if (project && project->qbsProject().isValid()) {
         const qbs::ProductData product = findProduct(project->qbsProjectData(), m_uniqueProductName);
         if (product.isValid()) {
             QProcessEnvironment procEnv = env.toProcessEnvironment();