diff --git a/pkgs/applications/emulators/cdemu/daemon.nix b/pkgs/applications/emulators/cdemu/daemon.nix
index 9b43c2084ba63..5382efbff2376 100644
--- a/pkgs/applications/emulators/cdemu/daemon.nix
+++ b/pkgs/applications/emulators/cdemu/daemon.nix
@@ -2,9 +2,9 @@
 stdenv.mkDerivation {
 
   inherit (callPackage ./common-drv-attrs.nix {
-    version = "3.2.7";
+    version = "3.2.6";
     pname = "cdemu-daemon";
-    hash = "sha256-EKh2G6RA9Yq46BpTAqN2s6TpLJb8gwDuEpGiwdGcelc=";
+    hash = "sha256-puQE4+91xhRuNjVPZYgN/WO0uO8fVAOdxQWOGQ+FfY8=";
   }) pname version src meta;
 
   nativeBuildInputs = [ cmake pkg-config intltool ];
diff --git a/pkgs/applications/emulators/cdemu/libmirage.nix b/pkgs/applications/emulators/cdemu/libmirage.nix
index 9773c900fda33..bbc013be18a0d 100644
--- a/pkgs/applications/emulators/cdemu/libmirage.nix
+++ b/pkgs/applications/emulators/cdemu/libmirage.nix
@@ -5,9 +5,9 @@
 stdenv.mkDerivation {
 
   inherit (callPackage ./common-drv-attrs.nix {
-    version = "3.2.9";
+    version = "3.2.7";
     pname = "libmirage";
-    hash = "sha256-JBd+wHSZRyRW1SZsaAaRO2dNUFkpwRCr3s1f39KyWIs=";
+    hash = "sha256-+okkgNeVS8yoKSrQDy4It7PiPlTSiOsUoFxQ1FS9s9M=";
   }) pname version src meta;
 
   PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_GIRDIR = "${placeholder "out"}/share/gir-1.0";
diff --git a/pkgs/applications/emulators/cdemu/vhba.nix b/pkgs/applications/emulators/cdemu/vhba.nix
index e1d251a763923..15b69500f3d20 100644
--- a/pkgs/applications/emulators/cdemu/vhba.nix
+++ b/pkgs/applications/emulators/cdemu/vhba.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "vhba";
-  version = "20240917";
+  version = "20240202";
 
   src  = fetchurl {
     url = "mirror://sourceforge/cdemu/vhba-module-${version}.tar.xz";
-    hash = "sha256-zjTLriw2zvjX0Jxfa9QtaHG5tTC7cLTKEA+WSCP+Dpg=";
+    hash = "sha256-v1hQ1Lj1AiHKh9c0OpKe2oexkfb1roxhQXRUO1ut3oM=";
   };
 
   makeFlags = kernel.makeFlags ++ [ "KDIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build" "INSTALL_MOD_PATH=$(out)" ];