diff --git a/dd-trace-ot/src/main/java/datadog/opentracing/DDSpanContext.java b/dd-trace-ot/src/main/java/datadog/opentracing/DDSpanContext.java
index 0407f2ce53..0fce5bd057 100644
--- a/dd-trace-ot/src/main/java/datadog/opentracing/DDSpanContext.java
+++ b/dd-trace-ot/src/main/java/datadog/opentracing/DDSpanContext.java
@@ -158,7 +158,7 @@ public class DDSpanContext implements io.opentracing.SpanContext {
 
   public void setSamplingPriority(final int newPriority) {
     if (samplingPriorityLocked) {
-      log.warn(
+      log.debug(
           "samplingPriority locked at {}. Refusing to set to {}", samplingPriority, newPriority);
     } else {
       synchronized (this) {
@@ -258,7 +258,7 @@ public class DDSpanContext implements io.opentracing.SpanContext {
         try {
           decorator.afterSetTag(this, tag, value);
         } catch (final Throwable ex) {
-          log.warn(
+          log.debug(
               "Could not decorate the span decorator={}: {}",
               decorator.getClass().getSimpleName(),
               ex.getMessage());
diff --git a/dd-trace-ot/src/main/java/datadog/opentracing/DDTracer.java b/dd-trace-ot/src/main/java/datadog/opentracing/DDTracer.java
index 793297ac09..91c9451385 100644
--- a/dd-trace-ot/src/main/java/datadog/opentracing/DDTracer.java
+++ b/dd-trace-ot/src/main/java/datadog/opentracing/DDTracer.java
@@ -215,7 +215,7 @@ public class DDTracer implements io.opentracing.Tracer {
 
     final Codec<T> codec = registry.get(format);
     if (codec == null) {
-      log.warn("Unsupported format for propagation - {}", format.getClass().getName());
+      log.debug("Unsupported format for propagation - {}", format.getClass().getName());
     } else {
       codec.inject((DDSpanContext) spanContext, carrier);
     }
@@ -225,7 +225,7 @@ public class DDTracer implements io.opentracing.Tracer {
   public <T> SpanContext extract(final Format<T> format, final T carrier) {
     final Codec<T> codec = registry.get(format);
     if (codec == null) {
-      log.warn("Unsupported format for propagation - {}", format.getClass().getName());
+      log.debug("Unsupported format for propagation - {}", format.getClass().getName());
     } else {
       return codec.extract(carrier);
     }
diff --git a/dd-trace-ot/src/main/java/datadog/opentracing/PendingTrace.java b/dd-trace-ot/src/main/java/datadog/opentracing/PendingTrace.java
index f96eea0fb8..3c20769638 100644
--- a/dd-trace-ot/src/main/java/datadog/opentracing/PendingTrace.java
+++ b/dd-trace-ot/src/main/java/datadog/opentracing/PendingTrace.java
@@ -41,7 +41,7 @@ public class PendingTrace extends ConcurrentLinkedDeque<DDSpan> {
 
   public void registerSpan(final DDSpan span) {
     if (span.context().getTraceId() != traceId) {
-      log.warn("{} - span registered for wrong trace ({})", span, traceId);
+      log.debug("{} - span registered for wrong trace ({})", span, traceId);
       return;
     }
     synchronized (span) {
@@ -58,7 +58,7 @@ public class PendingTrace extends ConcurrentLinkedDeque<DDSpan> {
 
   private void expireSpan(final DDSpan span) {
     if (span.context().getTraceId() != traceId) {
-      log.warn("{} - span expired for wrong trace ({})", span, traceId);
+      log.debug("{} - span expired for wrong trace ({})", span, traceId);
       return;
     }
     synchronized (span) {
@@ -79,7 +79,7 @@ public class PendingTrace extends ConcurrentLinkedDeque<DDSpan> {
       return;
     }
     if (traceId != span.getTraceId()) {
-      log.warn("{} - added to a mismatched trace.", span);
+      log.debug("{} - added to a mismatched trace.", span);
       return;
     }