diff --git a/requirements.txt b/requirements.txt
index 2a4bf81..37dcc0c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,5 +5,5 @@ ply==3.4
 pyverilog==1.3.0
 setuptools==60.2.0
 wheel==0.37.1
-vcdvcd==2.3.3
-tomli~=2.0.1
\ No newline at end of file
+vcdvcd==2.3.4
+tomli~=2.0.1