--- SpecCheck.py
+++ SpecCheck.py
@@ -24,8 +24,8 @@
 DEFAULT_HARDCODED_LIB_PATH_EXCEPTIONS = '/lib/(modules|cpp|perl5|rpm|hotplug|firmware)($|[\s/,])'
 
 patch_regex = re.compile("^Patch(\d*)\s*:\s*([^\s]+)", re.IGNORECASE)
-# TODO: http://rpmlint.zarb.org/cgi-bin/trac.cgi/ticket/59
-applied_patch_regex = re.compile("^%patch.*-P\s+(\d+)|^%patch(\d*)\s")
+applied_patch_regex = re.compile("^\s*%patch(\d*)")
+applied_patch_p_regex = re.compile("-P\s*([\d]*)")
 source_dir_regex = re.compile("^[^#]*(\$RPM_SOURCE_DIR|%{?_sourcedir}?)")
 obsolete_tags_regex = re.compile("^(Copyright|Serial)\s*:\s*([^\s]+)")
 buildroot_regex = re.compile('Buildroot\s*:\s*([^\s]+)', re.IGNORECASE)
@@ -147,8 +147,8 @@
 
     def check_spec(self, pkg, spec_lines):
         patches = {}
-        applied_patches = []
-        applied_patches_ifarch = []
+        applied_patches = set()
+        applied_patches_ifarch = set()
         source_dir = None
         buildroot = 0
         configure = 0
@@ -230,10 +230,11 @@
             else:
                 res = applied_patch_regex.search(line)
                 if res:
-                    pnum = int(res.group(1) or res.group(2) or 0)
-                    applied_patches.append(pnum)
-                    if ifarch_depth > 0:
-                        applied_patches_ifarch.append(pnum)
+                    for tmp in applied_patch_p_regex.findall(line) or [res.group(1)]:
+                        pnum=int(tmp or 0)
+                        applied_patches.add(pnum)
+                        if ifarch_depth > 0:
+                            applied_patches_ifarch.add(pnum)
                 elif not source_dir:
                     res = source_dir_regex.search(line)
                     if res: