diff --git a/pyproject.toml b/pyproject.toml
index 1f26433b34..97f61b31ed 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ dependencies = [
     'scikit-image >=0.17.2',
     'scipy >=1.6.0',
     'spherical-geometry >=1.2.22',
-    'stcal >=0.7.1',
+    'stcal >=0.7.3',
     'stdatamodels >=0.4.2, <1.0',
     'stpipe >=0.3.3, <1.0',
     'stsci.image >=2.3.5',