diff --git a/blockless-context-grpc/pom.xml b/blockless-context-grpc/pom.xml
index 050944b..d0f4f86 100644
--- a/blockless-context-grpc/pom.xml
+++ b/blockless-context-grpc/pom.xml
@@ -23,10 +23,12 @@
         <dependency>
             <groupId>io.grpc</groupId>
             <artifactId>grpc-context</artifactId>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>io.grpc</groupId>
             <artifactId>grpc-api</artifactId>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
diff --git a/blockless-context-opentelemetry/pom.xml b/blockless-context-opentelemetry/pom.xml
index 20e9061..b422c84 100644
--- a/blockless-context-opentelemetry/pom.xml
+++ b/blockless-context-opentelemetry/pom.xml
@@ -23,6 +23,7 @@
         <dependency>
             <groupId>io.opentelemetry</groupId>
             <artifactId>opentelemetry-context</artifactId>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
diff --git a/blockless-context-slf4j/pom.xml b/blockless-context-slf4j/pom.xml
index 6fef723..901e5d6 100644
--- a/blockless-context-slf4j/pom.xml
+++ b/blockless-context-slf4j/pom.xml
@@ -23,6 +23,7 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-api</artifactId>
+            <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
diff --git a/blockless-tests/pom.xml b/blockless-tests/pom.xml
index 8acda57..72d2024 100644
--- a/blockless-tests/pom.xml
+++ b/blockless-tests/pom.xml
@@ -33,6 +33,22 @@
             <groupId>io.github.pjlabs</groupId>
             <artifactId>blockless-context-opentelemetry</artifactId>
         </dependency>
+        <dependency>
+            <groupId>io.grpc</groupId>
+            <artifactId>grpc-context</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.grpc</groupId>
+            <artifactId>grpc-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-context</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter</artifactId>