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('Cannot find {binary}'.format(binary=bin_name))
+    return '@xmlsec@/bin/xmlsec1'
 
 
 def _get_xmlsec_cryptobackend(path=None, search_paths=None):