Fix bot trigger script

Change-Id: I1ef75e15447f5879031ebb0054574ffbb467762a
diff --git a/tools/trigger.py b/tools/trigger.py
index 8e6cb37..d87cad9 100755
--- a/tools/trigger.py
+++ b/tools/trigger.py
@@ -23,7 +23,7 @@
 TRIGGERS_RE = r'^  triggers: "(\w.*)"'
 
 DESUGAR_JDK11_BOT = 'lib_desugar-archive-jdk11'
-DESUGAR_JDK8_BOT = 'lib_desugar-archive-jdk11'
+DESUGAR_JDK8_BOT = 'lib_desugar-archive-jdk8'
 
 def ParseOptions():
   result = optparse.OptionParser()
@@ -90,7 +90,7 @@
 
 def Main():
   (options, args) = ParseOptions()
-  desugar = options.desugar-jdk11 or options.desugar-jdk8
+  desugar = options.desugar_jdk11 or options.desugar_jdk8
   if len(args) != 1 and not options.cl and not desugar:
     print('Takes exactly one argument, the commit to run')
     return 1