diff --git a/setup.cfg b/setup.cfg
index 1121b10a..ba0d6606 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -45,7 +45,7 @@ install_requires =
 	click>=8.0.1
 	pyyaml>=5.4.1
 	PyWavelets>=1.1.1
-	waveorder=1.0.0b0
+	waveorder==1.0.0b0
 	pycromanager>=0.17
 	tqdm>=4.61.1
 	opencv-python>=4.5.3.56