diff --git a/attoparsec-time.cabal b/attoparsec-time.cabal
--- a/attoparsec-time.cabal
+++ b/attoparsec-time.cabal
@@ -1,7 +1,7 @@
 name:
   attoparsec-time
 version:
-  0.1.2.1
+  0.1.3
 synopsis:
   Attoparsec parsers of time
 description:
diff --git a/library/Attoparsec/Time.hs b/library/Attoparsec/Time.hs
--- a/library/Attoparsec/Time.hs
+++ b/library/Attoparsec/Time.hs
@@ -230,6 +230,9 @@
 >>> parseOnly diffTime "10μs"
 Right 0.00001s
 
+>>> parseOnly nominalDiffTime "10us"
+Right 0.00001s
+
 >>> parseOnly diffTime "10ns"
 Right 0.00000001s
 
@@ -284,6 +287,9 @@
 >>> parseOnly nominalDiffTime "10μs"
 Right 0.00001s
 
+>>> parseOnly nominalDiffTime "10us"
+Right 0.00001s
+
 >>> parseOnly nominalDiffTime "10ns"
 Right 0.00000001s
 
@@ -317,6 +323,7 @@
     "s" -> return id
     "ms" -> return (/ 1000)
     "μs" -> return (/ 1000000)
+    "us" -> return (/ 1000000)
     "ns" -> return (/ 1000000000)
     "ps" -> return (/ 1000000000000)
     "m" -> return (* 60)