diff --git a/examples/02_pet_sinogram_projections/03_run_equalblock_projector.py b/examples/02_pet_sinogram_projections/03_run_equalblock_projector.py
index 5ebc20ad..6b1f54e4 100755
--- a/examples/02_pet_sinogram_projections/03_run_equalblock_projector.py
+++ b/examples/02_pet_sinogram_projections/03_run_equalblock_projector.py
@@ -124,8 +124,8 @@
 )
 
 # %%
-# Setup of the projector
-# ----------------------
+# Setup of a non-TOF projector
+# ----------------------------
 #
 # Now that the LOR descriptor is defined, we can setup the projector.
 
@@ -186,8 +186,8 @@
 fig4.show()
 
 # %%
-# Setup of the TOF projector
-# --------------------------
+# Setup of a TOF projector
+# ------------------------
 #
 # Now that the LOR descriptor is defined, we can setup the projector.