diff --git a/Project.toml b/Project.toml
index e2e2e5d..f819b5d 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "PcapTools"
 uuid = "222fe7e8-3f39-464a-bf97-d9bbb753f246"
 authors = ["Christian Rorvik <christian.rorvik@gmail.com>"]
-version = "1.1.0"
+version = "1.1.1"
 
 [deps]
 Dates = "ade2ca70-3891-5945-98fb-dc099432e06a"
diff --git a/src/splitcap.jl b/src/splitcap.jl
index 0f7e04e..68c4041 100644
--- a/src/splitcap.jl
+++ b/src/splitcap.jl
@@ -96,7 +96,7 @@ function splitcap(
     progress_callback = progress_noop_;
     kwargs...
 )
-    KeyType = strip_nothing_(Core.Compiler.return_type(record2key, (PcapRecord,)))
-    StreamType = Core.Compiler.return_type(key2stream, (KeyType,))
+    KeyType = strip_nothing_(Core.Compiler.return_type(record2key, Tuple{PcapRecord}))
+    StreamType = Core.Compiler.return_type(key2stream, Tuple{KeyType})
     splitcap(KeyType, StreamType, reader, record2key, key2stream, progress_callback; kwargs...)
 end