diff --git a/conanfile.py b/conanfile.py
index aff8805b62..341bc488b0 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -307,10 +307,10 @@ class CuraConan(ConanFile):
         self.requires("boost/1.82.0")
         self.requires("curaengine_grpc_definitions/latest@ultimaker/testing")
         self.requires("zlib/1.2.13")
-        self.requires("pyarcus/(latest)@ultimaker/testing")
+        self.requires("pyarcus/5.3.0")
         self.requires("curaengine/(latest)@ultimaker/cura_10475")
-        self.requires("pysavitar/(latest)@ultimaker/testing")
-        self.requires("pynest2d/(latest)@ultimaker/testing")
+        self.requires("pysavitar/5.3.0")
+        self.requires("pynest2d/5.3.0")
         self.requires("curaengine_plugin_gradual_flow/(latest)@ultimaker/testing")
         self.requires("uranium/(latest)@ultimaker/cura_10475")
         self.requires("cura_binary_data/(latest)@ultimaker/testing")