diff --git a/build.gradle b/build.gradle
index 07c455f3..2f5d6184 100644
--- a/build.gradle
+++ b/build.gradle
@@ -26,7 +26,7 @@ dependencies {
     implementation "com.fasterxml.jackson.module:jackson-module-kotlin:2.9.+"
     implementation "com.overzealous:remark:1.1.0"
     implementation "org.zeroturnaround:zt-zip:1.13"
-    implementation "org.slf4j:slf4j-nop:1.7.25"
+    implementation "org.slf4j:slf4j-simple:1.7.26"
     implementation "me.andrz:brace-expansion:v0.1.3"
     implementation "org.scilab.forge:jlatexmath:1.0.7"
     implementation "de.undercouch:citeproc-java:1.0.1"
diff --git a/src/main/kotlin/texlab/TextDocumentServiceImpl.kt b/src/main/kotlin/texlab/TextDocumentServiceImpl.kt
index d7af8bf7..e7c9b8c5 100644
--- a/src/main/kotlin/texlab/TextDocumentServiceImpl.kt
+++ b/src/main/kotlin/texlab/TextDocumentServiceImpl.kt
@@ -6,6 +6,8 @@ import kotlinx.coroutines.future.await
 import kotlinx.coroutines.future.future
 import org.eclipse.lsp4j.*
 import org.eclipse.lsp4j.jsonrpc.messages.Either
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
 import texlab.build.BuildConfig
 import texlab.build.BuildEngine
 import texlab.build.BuildParams
@@ -60,6 +62,10 @@ import kotlin.coroutines.CoroutineContext
 
 @ObsoleteCoroutinesApi
 class TextDocumentServiceImpl(val workspaceActor: WorkspaceActor) : CustomTextDocumentService, CoroutineScope {
+    companion object {
+        private val logger: Logger = LoggerFactory.getLogger("")
+    }
+
     override val coroutineContext: CoroutineContext = Dispatchers.Default + SupervisorJob()
 
     private lateinit var client: CustomLanguageClient
@@ -382,7 +388,7 @@ class TextDocumentServiceImpl(val workspaceActor: WorkspaceActor) : CustomTextDo
 
     suspend fun publishDiagnostics(uri: URI) {
         workspaceActor.withWorkspace { workspace ->
-            val request = FeatureRequest(uri, workspace, Unit)
+            val request = FeatureRequest(uri, workspace, Unit, logger)
             val diagnostics = diagnosticsProvider.get(request)
             val params = PublishDiagnosticsParams(uri.toString(), diagnostics)
             client.publishDiagnostics(params)
@@ -394,7 +400,7 @@ class TextDocumentServiceImpl(val workspaceActor: WorkspaceActor) : CustomTextDo
                                           params: T): List<R> {
         return workspaceActor.withWorkspace { workspace ->
             val uri = URIHelper.parse(document.uri)
-            val request = FeatureRequest(uri, workspace, params)
+            val request = FeatureRequest(uri, workspace, params, logger)
             provider.get(request)
         }
     }
diff --git a/src/main/kotlin/texlab/provider/FeatureRequest.kt b/src/main/kotlin/texlab/provider/FeatureRequest.kt
index 10515607..28f75ed3 100644
--- a/src/main/kotlin/texlab/provider/FeatureRequest.kt
+++ b/src/main/kotlin/texlab/provider/FeatureRequest.kt
@@ -1,11 +1,13 @@
 package texlab.provider
 
+import org.slf4j.Logger
 import texlab.Workspace
 import java.net.URI
 
 data class FeatureRequest<T>(val uri: URI,
                              val workspace: Workspace,
-                             val params: T) {
+                             val params: T,
+                             val logger: Logger) {
     val relatedDocuments = workspace.relatedDocuments(uri)
     val document = relatedDocuments.first { it.uri == uri }
 }