diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 86579b7b..921d8926 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -171,5 +171,5 @@ jobs:
     parameters:
       ibex_configs:
         - small-3cmult
-        - maxperf-1cmult
-        - maxperf-bm-1cmult
+        - experimental-maxperf-1cmult
+        - experimental-maxperf-bm-1cmult
diff --git a/ibex_configs.yaml b/ibex_configs.yaml
index 2a9a0485..5399cf29 100644
--- a/ibex_configs.yaml
+++ b/ibex_configs.yaml
@@ -15,10 +15,14 @@ small-3cmult:
   WritebackStage           : False
   MultiplierImplementation : "fast"
 
+# ===============================
+# * EXPERIMENTAL CONFIGURATIONS *
+# ===============================
+
 # Three-stage pipeline with additional branch traget ALU and 1 cycle multiplier
 # (2 cycles for mulh) so mul does not stall (mulh stall 1 cycles). This is the
 # maximum performance configuration.
-maxperf-1cmult:
+experimental-maxperf-1cmult:
   RV32E                    : False
   RV32M                    : True
   RV32B                    : False
@@ -27,7 +31,7 @@ maxperf-1cmult:
   MultiplierImplementation : "single-cycle"
 
 # maxpref-1cmult config above with bitmanip extension
-maxperf-bm-1cmult:
+experimental-maxperf-bm-1cmult:
   RV32E                    : False
   RV32M                    : True
   RV32B                    : True