diff --git a/sandbox.spec b/sandbox.spec
index d67f375..f1a2f2c 100644
--- a/sandbox.spec
+++ b/sandbox.spec
@@ -18,7 +18,7 @@ a = Analysis(['conductr_cli/sandbox.py'],
              pathex=[os.path.abspath(os.getcwd())],
              binaries=[],
              datas=[],
-             hiddenimports=['configparser', 'psutil'],
+             hiddenimports=['configparser', 'psutil', 'semver'],
              hookspath=[],
              runtime_hooks=[],
              excludes=[],