diff --git a/tests/base64.nim b/tests/base64.nim
index 3bd9c88..74b310a 100644
--- a/tests/base64.nim
+++ b/tests/base64.nim
@@ -121,7 +121,7 @@ proc base64decode*(i: InputStream, o: OutputStream) {.fsMultiSync.} =
         inputChar(d)
         outputChar(c shl 6 or d shr 0)
   elif i.readable:
-    raise newException(ValueError, "The input stream has insufficient nymber of bytes for base64 decoding")
+    raise newException(ValueError, "The input stream has insufficient number of bytes for base64 decoding")
 
   close o
 
diff --git a/tests/test_pipelines.nim b/tests/test_pipelines.nim
index 6952a9e..5640616 100644
--- a/tests/test_pipelines.nim
+++ b/tests/test_pipelines.nim
@@ -41,7 +41,7 @@ when fsAsyncSupport:
   template timeit(timerVar: var Nanos, code: untyped) =
     let t0 = getTicks()
     code
-    timerVar = int(getTicks() - t0) div 1000000
+    timerVar = int64(getTicks() - t0) div 1000000
 
   proc getOutput(sp: AsyncInputStream, T: type string): Future[string] {.async.} =
     # this proc is a quick hack to let the test pass