diff --git a/ncli/ncli_db.nim b/ncli/ncli_db.nim
index 6dffb4b81..f095f8d42 100644
--- a/ncli/ncli_db.nim
+++ b/ncli/ncli_db.nim
@@ -832,7 +832,7 @@ proc cmdValidatorDb(conf: DbConf, cfg: RuntimeConfig) =
 
   let
     startEpoch =
-      if conf.startEpoch.isNone:
+      if conf.startEpoch.isSome:
         Epoch(conf.startEpoch.get)
       else:
         getStartEpoch(conf.outDir)
diff --git a/ncli/requirements.txt b/ncli/requirements.txt
new file mode 100644
index 000000000..4ca6e848b
--- /dev/null
+++ b/ncli/requirements.txt
@@ -0,0 +1,87 @@
+appnope==0.1.2
+argon2-cffi==21.3.0
+argon2-cffi-bindings==21.2.0
+asttokens==2.0.5
+attrs==21.4.0
+backcall==0.2.0
+black==21.12b0
+bleach==4.1.0
+cffi==1.15.0
+click==8.0.3
+cycler==0.11.0
+cypari==2.4.1
+debugpy==1.5.1
+decorator==5.1.1
+defusedxml==0.7.1
+entrypoints==0.3
+executing==0.8.2
+fonttools==4.28.5
+FXrays==1.3.5
+ipykernel==6.7.0
+ipython==7.31.0
+ipython-genutils==0.2.0
+ipywidgets==7.6.5
+jedi==0.18.1
+Jinja2==3.0.3
+jsonschema==4.4.0
+jupyter==1.0.0
+jupyter-autotime==1.1.0
+jupyter-client==7.1.1
+jupyter-console==6.4.0
+jupyter-core==4.9.1
+jupyterlab-pygments==0.1.2
+jupyterlab-widgets==1.0.2
+kiwisolver==1.3.2
+knot-floer-homology==1.1
+MarkupSafe==2.0.1
+matplotlib==3.5.1
+matplotlib-inline==0.1.3
+mistune==0.8.4
+mypy-extensions==0.4.3
+nbclient==0.5.10
+nbconvert==6.4.0
+nbformat==5.1.3
+nest-asyncio==1.5.4
+networkx==2.6.3
+notebook==6.4.7
+numpy==1.22.1
+packaging==21.3
+pandas==1.3.5
+pandocfilters==1.5.0
+parso==0.8.3
+pathspec==0.9.0
+pexpect==4.8.0
+pickleshare==0.7.5
+Pillow==9.0.0
+platformdirs==2.4.1
+plink==2.4.1
+prometheus-client==0.12.0
+prompt-toolkit==3.0.24
+ptyprocess==0.7.0
+pure-eval==0.2.1
+pycparser==2.21
+Pygments==2.11.2
+pyparsing==3.0.6
+pypng==0.0.21
+pyrsistent==0.18.1
+python-dateutil==2.8.2
+python-snappy==0.6.0
+pytz==2021.3
+pyzmq==22.3.0
+qtconsole==5.2.2
+QtPy==2.0.0
+scipy==1.7.3
+Send2Trash==1.8.0
+six==1.16.0
+snappy-manifolds==1.1.2
+spherogram==2.1
+stack-data==0.1.4
+terminado==0.12.1
+testpath==0.5.0
+tomli==1.2.3
+tornado==6.1
+traitlets==5.1.1
+typing_extensions==4.0.1
+wcwidth==0.2.5
+webencodings==0.5.1
+widgetsnbextension==3.5.2