diff --git a/opentelemetry-contrib/src/trace/exporter/datadog/mod.rs b/opentelemetry-contrib/src/trace/exporter/datadog/mod.rs
index 5107649005..b5bb2c9f9b 100644
--- a/opentelemetry-contrib/src/trace/exporter/datadog/mod.rs
+++ b/opentelemetry-contrib/src/trace/exporter/datadog/mod.rs
@@ -290,5 +290,6 @@ impl trace::SpanExporter for DatadogExporter {
 }
 
 /// Uninstalls the Datadog pipeline on drop
+#[must_use]
 #[derive(Debug)]
 pub struct Uninstall(global::TracerProviderGuard);
diff --git a/opentelemetry-jaeger/src/lib.rs b/opentelemetry-jaeger/src/lib.rs
index d9f00acb2c..514c61c8c8 100644
--- a/opentelemetry-jaeger/src/lib.rs
+++ b/opentelemetry-jaeger/src/lib.rs
@@ -225,6 +225,7 @@ pub fn new_pipeline() -> PipelineBuilder {
 }
 
 /// Guard that uninstalls the Jaeger trace pipeline when dropped
+#[must_use]
 #[derive(Debug)]
 pub struct Uninstall(global::TracerProviderGuard);
 
diff --git a/opentelemetry-otlp/src/lib.rs b/opentelemetry-otlp/src/lib.rs
index 307ed2a8e2..9cb377b2ba 100644
--- a/opentelemetry-otlp/src/lib.rs
+++ b/opentelemetry-otlp/src/lib.rs
@@ -233,5 +233,6 @@ impl OtlpPipelineBuilder {
 }
 
 /// Uninstalls the OTLP pipeline on drop
+#[must_use]
 #[derive(Debug)]
 pub struct Uninstall(global::TracerProviderGuard);
diff --git a/opentelemetry-zipkin/src/lib.rs b/opentelemetry-zipkin/src/lib.rs
index 0538e8e57a..6e8593cee8 100644
--- a/opentelemetry-zipkin/src/lib.rs
+++ b/opentelemetry-zipkin/src/lib.rs
@@ -320,5 +320,6 @@ impl trace::SpanExporter for Exporter {
 }
 
 /// Uninstalls the Zipkin pipeline on drop.
+#[must_use]
 #[derive(Debug)]
 pub struct Uninstall(global::TracerProviderGuard);
diff --git a/opentelemetry/src/exporter/trace/stdout.rs b/opentelemetry/src/exporter/trace/stdout.rs
index 1b257e8382..69af282a77 100644
--- a/opentelemetry/src/exporter/trace/stdout.rs
+++ b/opentelemetry/src/exporter/trace/stdout.rs
@@ -141,5 +141,6 @@ where
 }
 
 /// Uninstalls the stdout pipeline on drop.
+#[must_use]
 #[derive(Debug)]
 pub struct Uninstall(global::TracerProviderGuard);