diff --git a/changes/285.bugfix.rst b/changes/285.bugfix.rst
new file mode 100644
index 00000000..99fb769a
--- /dev/null
+++ b/changes/285.bugfix.rst
@@ -0,0 +1 @@
+[jump] Fix a logical bug in the jump step for usage of > vs >= per JP-3689.
diff --git a/src/stcal/jump/jump.py b/src/stcal/jump/jump.py
index 4af4b383..9eaecf66 100644
--- a/src/stcal/jump/jump.py
+++ b/src/stcal/jump/jump.py
@@ -972,7 +972,7 @@ def find_faint_extended(
 
     first_diffs_masked = np.ma.masked_array(first_diffs, mask=np.isnan(first_diffs))
     warnings.filterwarnings("ignore")
-    if nints > minimum_sigclip_groups:
+    if nints >= minimum_sigclip_groups:
         mean, median, stddev = stats.sigma_clipped_stats(first_diffs_masked, sigma=5, axis=0)
     else:
         median_diffs = np.nanmedian(first_diffs_masked, axis=(0, 1))