diff --git a/packages/py-pyhepmc/package.py b/packages/py-pyhepmc/package.py
index c8c63e93..ac35ce6a 100644
--- a/packages/py-pyhepmc/package.py
+++ b/packages/py-pyhepmc/package.py
@@ -24,6 +24,13 @@ class PyPyhepmc(PythonPackage):
         sha256="17a6f941e4fa06d08a628990f6816d1da5e545d65f533e6f598740d2cb76ace4",
     )
 
+    # match signature to different compiler versions
+    patch(
+        "https://patch-diff.githubusercontent.com/raw/scikit-hep/pyhepmc/pull/85.patch?full_index=1",
+        sha256="0a87e2da07fbf12a15b2c7025f7ee3fcd5bff540f331e4d820e4ea0ba2e779f2",
+        when="@:2.14.0",
+    )
+
     depends_on("cmake", type="build")
     depends_on("py-setuptools-scm", type="build")