diff --git a/requirements/requirements_synapse.txt b/requirements/requirements_synapse.txt
index 378bc0a3..7a0b06cc 100644
--- a/requirements/requirements_synapse.txt
+++ b/requirements/requirements_synapse.txt
@@ -9,7 +9,7 @@ msgpack==1.0.5
 xxhash==3.2.0
 lmdb==1.4.1
 regex==2023.8.8
-PyYAML==6.0
+PyYAML==6.0.1
 prompt-toolkit==3.0.38
 Pygments==2.15.1
 lark==1.1.5