diff --git a/index.js b/index.js
index 1b821031..8656e88f 100644
--- a/index.js
+++ b/index.js
@@ -130,6 +130,17 @@ function parse (args, opts) {
     })
   })
 
+  // consistency checks for count flags
+  Object.keys(flags.counts).forEach(k => {
+    let toCheck = [].concat(k, flags.aliases[k] || [])
+    if (checkAllAliases(k, flags.arrays)) {
+      toCheck.forEach(a => delete flags.arrays[a])
+    }
+    if (checkAllAliases(k, flags.nargs)) {
+      toCheck.forEach(a => delete flags.nargs[a])
+    }
+  })
+
   var argv = { _: [] }
   var notFlags = []