diff --git a/project/deps.sc b/project/deps.sc
index 2626aeb5a..bd9d83868 100644
--- a/project/deps.sc
+++ b/project/deps.sc
@@ -54,7 +54,7 @@ object Deps {
   def expecty             = ivy"com.eed3si9n.expecty::expecty:0.16.0"
   def fansi               = ivy"com.lihaoyi::fansi:0.4.0"
   def fs2(sv: String) =
-    if (sv.startsWith("2.")) ivy"co.fs2::fs2-core:3.9.4" else ivy"co.fs2:fs2-core_2.13:3.9.3"
+    if (sv.startsWith("2.")) ivy"co.fs2::fs2-core:3.9.4" else ivy"co.fs2:fs2-core_2.13:3.9.4"
   def jansi  = ivy"org.fusesource.jansi:jansi:2.4.1"
   def jeromq = ivy"org.zeromq:jeromq:0.5.4"
   def jsoniterScalaCore =