diff --git a/Z/Zygote/Compat.toml b/Z/Zygote/Compat.toml
index 87adb4feec7ffa4..3152903a7aec8c9 100644
--- a/Z/Zygote/Compat.toml
+++ b/Z/Zygote/Compat.toml
@@ -195,7 +195,7 @@ ChainRulesCore = "1.9.0-1"
 ["0.6.3-0"]
 Requires = "1.1.0-1"
 
-["0.6.32-0"]
+["0.6.32-0.6.65"]
 IRTools = "0.4.4-0.4"
 
 ["0.6.33-0"]
@@ -253,3 +253,6 @@ PrecompileTools = "1"
 
 ["0.6.64-0"]
 GPUArrays = "8.4.2-9"
+
+["0.6.66-0"]
+IRTools = "0.4.11-0.4"
diff --git a/Z/Zygote/Versions.toml b/Z/Zygote/Versions.toml
index a9a889243094e55..bb3aa72230c297e 100644
--- a/Z/Zygote/Versions.toml
+++ b/Z/Zygote/Versions.toml
@@ -339,3 +339,6 @@ git-tree-sha1 = "b97c927497c1de55a78dc9030f6068be5d83ef80"
 
 ["0.6.65"]
 git-tree-sha1 = "16848c23e7961e099a4152ba0d10db887f412ee9"
+
+["0.6.66"]
+git-tree-sha1 = "90cc0e19831780e8a03623a59db4730d96045303"