diff --git a/changes/185.bugfix.rst b/changes/185.bugfix.rst
new file mode 100644
index 0000000..1ba9993
--- /dev/null
+++ b/changes/185.bugfix.rst
@@ -0,0 +1 @@
+PyGObject support was pinned to an upper version less than 3.50.0.
diff --git a/pyproject.toml b/pyproject.toml
index 7e10bfe..0ba4420 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -43,7 +43,7 @@ classifiers = [
 dependencies = [
     # Dependencies required at runtime are set as ranges to ensure maximum
     # compatibility with the end-user's development environment.
-    "pygobject >= 3.14.0",
+    "pygobject >= 3.14.0, < 3.50.0",
 ]
 
 [project.optional-dependencies]