diff --git a/setup.py b/setup.py
index 45699bf..5c95692 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@
     "blspy==1.0.5",  # Signature library
     "chiavdf==1.0.2",  # timelord and vdf verification
     "chiabip158==1.0",  # bip158-style wallet filters
-    "chiapos==1.0.4",  # proof of space
+    "chiapos==1.0.6",  # proof of space
     "clvm==0.9.7",
     "clvm_rs==0.1.10",
     "clvm_tools==0.4.3",