diff --git a/pyproject.toml b/pyproject.toml
index 97551be..250b2df 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ requires-python = ">=3.9"
 dependencies = [
     "aiida-core@git+https://github.com/chrisjsewell/aiida_core.git@aiida-firecrest#egg=aiida-core",
     "click",
-    "pyfirecrest~=1.4.0",
+    "pyfirecrest~=2.0.0",
     "pyyaml",
     "requests",
 ]