diff --git a/buildbox/guest-build-telegram.sh b/buildbox/guest-build-telegram.sh
index ef659612ce..0f136a3518 100644
--- a/buildbox/guest-build-telegram.sh
+++ b/buildbox/guest-build-telegram.sh
@@ -84,9 +84,11 @@ cd "$SOURCE_PATH"
 tar -xf "../source.tar"
 
 for f in $(ls "$CERTS_PATH"); do
-	security import "$CERTS_PATH/$f" -k "$MY_KEYCHAIN" -P ""
+	security import "$CERTS_PATH/$f" -k "$MY_KEYCHAIN" -P "" -T /usr/bin/codesign -T /usr/bin/security
 done
 
+security set-key-partition-list -S apple-tool:,apple: -k "$MY_KEYCHAIN_PASSWORD" "$MY_KEYCHAIN"
+
 mkdir -p "$HOME/Library/MobileDevice/Provisioning Profiles"
 
 for f in $(ls "$PROFILES_PATH"); do