diff --git a/Lib9c.Abstractions/Lib9c.Abstractions.csproj b/Lib9c.Abstractions/Lib9c.Abstractions.csproj
index fa98de0bd1..672b543412 100644
--- a/Lib9c.Abstractions/Lib9c.Abstractions.csproj
+++ b/Lib9c.Abstractions/Lib9c.Abstractions.csproj
@@ -6,7 +6,7 @@
true
.bin
.obj
- 1.18.0
+ 1.19.0
diff --git a/Lib9c.MessagePack/Lib9c.MessagePack.csproj b/Lib9c.MessagePack/Lib9c.MessagePack.csproj
index 13e0319c5c..de51061462 100644
--- a/Lib9c.MessagePack/Lib9c.MessagePack.csproj
+++ b/Lib9c.MessagePack/Lib9c.MessagePack.csproj
@@ -8,7 +8,7 @@
AnyCPU
.bin
.obj
- 1.18.0
+ 1.19.0
diff --git a/Lib9c.Renderers/Lib9c.Renderers.csproj b/Lib9c.Renderers/Lib9c.Renderers.csproj
index 4b69341bd2..4333aa1094 100644
--- a/Lib9c.Renderers/Lib9c.Renderers.csproj
+++ b/Lib9c.Renderers/Lib9c.Renderers.csproj
@@ -6,7 +6,7 @@
enable
.bin
.obj
- 1.18.0
+ 1.19.0
Lib9c
diff --git a/Lib9c/Lib9c.csproj b/Lib9c/Lib9c.csproj
index 8a65fd3a81..9c745a7114 100644
--- a/Lib9c/Lib9c.csproj
+++ b/Lib9c/Lib9c.csproj
@@ -9,7 +9,7 @@
.obj
Nekoyume
9
- 1.18.0
+ 1.19.0
true
Debug;Release
AnyCPU