diff --git a/src/finn/analysis/fpgadataflow/post_synth_res.py b/src/finn/analysis/fpgadataflow/post_synth_res.py
index 7b65b60fa7..f10d83158f 100644
--- a/src/finn/analysis/fpgadataflow/post_synth_res.py
+++ b/src/finn/analysis/fpgadataflow/post_synth_res.py
@@ -65,7 +65,7 @@ def post_synth_res(model, override_synth_report_filename=None):
         "FF": 6,
         "BRAM_36K": 7,
         "BRAM_18K": 8,
-        "DSP48": 9,
+        "DSP48": 10,
     }
     restype_to_ind_vitis = {
         "LUT": 4,