diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 9f0ffa545..fe6df142f 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -3,7 +3,7 @@ name: Build Python Package
 on: [push, pull_request, workflow_dispatch]
 
 env:
-  package-version: '1.0.0rc3'
+  package-version: '1.0.0rc4'
 
 jobs:
   build-linux:
diff --git a/setup.py b/setup.py
index 823c278b1..1694b351e 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@
 VERSION_MINOR = 0
 VERSION_PATCH = 0
 
-RELEASE_CANDIDATE = 3
+RELEASE_CANDIDATE = 4
 
 VERSION = f'{VERSION_MAJOR}.{VERSION_MINOR}.{VERSION_PATCH}' + \
             f'rc{RELEASE_CANDIDATE}' if RELEASE_CANDIDATE else ''