diff --git a/tracer/src/Datadog.Trace/AppSec/Coordinator/SecurityCoordinator.Reporter.cs b/tracer/src/Datadog.Trace/AppSec/Coordinator/SecurityCoordinator.Reporter.cs
index a3f210c80da8..5d3fa4945509 100644
--- a/tracer/src/Datadog.Trace/AppSec/Coordinator/SecurityCoordinator.Reporter.cs
+++ b/tracer/src/Datadog.Trace/AppSec/Coordinator/SecurityCoordinator.Reporter.cs
@@ -92,8 +92,11 @@ internal static void ReportWafInitInfoOnce(Security security, Span span)
             security.WafInitResult.Reported = true;
             span.Context.TraceContext?.SetSamplingPriority(SamplingPriorityValues.UserKeep, SamplingMechanism.Asm);
             span.SetMetric(Metrics.AppSecWafInitRulesLoaded, security.WafInitResult.LoadedRules);
-            span.SetMetric(Metrics.AppSecWafInitRulesErrorCount, security.WafInitResult.FailedToLoadRules);
-            if (security.WafInitResult.HasErrors && !Security.HasOnlyUnknownMatcherErrors(security.WafInitResult.Errors))
+            bool onlyUnknownMatcherErrors = Security.HasOnlyUnknownMatcherErrors(security.WafInitResult.Errors);
+
+            // If there are only unknown matcher errors, we don't want to report the failures
+            span.SetMetric(Metrics.AppSecWafInitRulesErrorCount, onlyUnknownMatcherErrors ? 0 : security.WafInitResult.FailedToLoadRules);
+            if (security.WafInitResult.HasErrors && !onlyUnknownMatcherErrors)
             {
                 span.SetTag(Tags.AppSecWafInitRuleErrors, security.WafInitResult.ErrorMessage);
             }