diff --git a/Development/conanfile.txt b/Development/conanfile.txt
index 76f60d6f..3f333a04 100644
--- a/Development/conanfile.txt
+++ b/Development/conanfile.txt
@@ -1,6 +1,6 @@
 [requires]
-boost/1.83.0
-cpprestsdk/2.10.19
+boost/1.80.0
+cpprestsdk/2.10.18
 websocketpp/0.8.2
 openssl/1.1.1s
 json-schema-validator/2.3.0