diff --git a/cosipy/image_deconvolution/MAP_RichardsonLucy.py b/cosipy/image_deconvolution/MAP_RichardsonLucy.py
index f66b25e2..f13c1ce4 100644
--- a/cosipy/image_deconvolution/MAP_RichardsonLucy.py
+++ b/cosipy/image_deconvolution/MAP_RichardsonLucy.py
@@ -274,6 +274,8 @@ def check_stopping_criteria(self):
 
             log_likelihood = np.sum(self.results[-1]["log-likelihood"])
             log_likelihood_before = np.sum(self.results[-2]["log-likelihood"])
+
+            logger.debug(f'Delta log-likelihood: {log_likelihood - log_likelihood_before}')
             
             if log_likelihood - log_likelihood_before < self.stopping_criteria_threshold:
                 return True
@@ -283,6 +285,8 @@ def check_stopping_criteria(self):
             log_posterior = self.results[-1]["log-posterior"]
             log_posterior_before = self.results[-2]["log-posterior"]
 
+            logger.debug(f'Delta log-posterior: {log_posterior - log_posterior_before}')
+
             if log_posterior - log_posterior_before < self.stopping_criteria_threshold:
                 return True
 
diff --git a/cosipy/image_deconvolution/RichardsonLucy.py b/cosipy/image_deconvolution/RichardsonLucy.py
index 26cb1018..4300f234 100644
--- a/cosipy/image_deconvolution/RichardsonLucy.py
+++ b/cosipy/image_deconvolution/RichardsonLucy.py
@@ -176,6 +176,8 @@ def check_stopping_criteria(self):
 
             log_likelihood = np.sum(self.results[-1]["log-likelihood"])
             log_likelihood_before = np.sum(self.results[-2]["log-likelihood"])
+
+            logger.debug(f'Delta log-likelihood: {log_likelihood - log_likelihood_before}')
             
             if log_likelihood - log_likelihood_before < self.stopping_criteria_threshold:
                 return True