diff --git a/src/saml2/sigver.py b/src/saml2/sigver.py
index 59fe2dee..0c24fbcc 100644
--- a/src/saml2/sigver.py
+++ b/src/saml2/sigver.py
@@ -165,33 +165,7 @@ def get_xmlsec_binary(paths=None):
     :return: full name of the xmlsec1 binary found. If no binaries are
         found then an exception is raised.
     """
-    if os.name == "posix":
-        bin_name = ["xmlsec1"]
-    elif os.name == "nt":
-        bin_name = ["xmlsec.exe", "xmlsec1.exe"]
-    else:  # Default !?
-        bin_name = ["xmlsec1"]
-
-    if paths:
-        for bname in bin_name:
-            for path in paths:
-                fil = os.path.join(path, bname)
-                try:
-                    if os.lstat(fil):
-                        return fil
-                except OSError:
-                    pass
-
-    for path in os.environ["PATH"].split(os.pathsep):
-        for bname in bin_name:
-            fil = os.path.join(path, bname)
-            try:
-                if os.lstat(fil):
-                    return fil
-            except OSError:
-                pass
-
-    raise SigverError(f"Cannot find {bin_name}")
+    return '@xmlsec@/bin/xmlsec1'
 
 
 def _get_xmlsec_cryptobackend(path=None, search_paths=None):