diff --git a/package-search-api-models b/package-search-api-models
index 575d7e63..aa00d675 160000
--- a/package-search-api-models
+++ b/package-search-api-models
@@ -1 +1 @@
-Subproject commit 575d7e63635b1a24b75064ec8d723f447ae567dc
+Subproject commit aa00d67522436bf4ae38707b0d3fdcc04698ab7e
diff --git a/plugin/src/main/kotlin/com/jetbrains/packagesearch/plugin/services/PackageSearchApplicationCachesService.kt b/plugin/src/main/kotlin/com/jetbrains/packagesearch/plugin/services/PackageSearchApplicationCachesService.kt
index af6645be..25b25134 100644
--- a/plugin/src/main/kotlin/com/jetbrains/packagesearch/plugin/services/PackageSearchApplicationCachesService.kt
+++ b/plugin/src/main/kotlin/com/jetbrains/packagesearch/plugin/services/PackageSearchApplicationCachesService.kt
@@ -6,12 +6,15 @@ import com.intellij.ide.actions.cache.AsyncRecoveryResult
 import com.intellij.ide.actions.cache.RecoveryAction
 import com.intellij.ide.actions.cache.RecoveryScope
 import com.intellij.openapi.Disposable
+import com.intellij.openapi.application.ApplicationInfo
 import com.intellij.openapi.application.appSystemDir
 import com.intellij.openapi.components.Service
 import com.intellij.openapi.components.Service.Level
+import com.intellij.openapi.components.service
 import com.jetbrains.packagesearch.plugin.PackageSearchBundle
 import com.jetbrains.packagesearch.plugin.core.PackageSearch
 import com.jetbrains.packagesearch.plugin.core.nitrite.buildDefaultNitrate
+import com.jetbrains.packagesearch.plugin.core.utils.IntelliJApplication
 import com.jetbrains.packagesearch.plugin.core.utils.PKGSInternalAPI
 import com.jetbrains.packagesearch.plugin.utils.ApiPackageCacheEntry
 import com.jetbrains.packagesearch.plugin.utils.ApiRepositoryCacheEntry
@@ -20,8 +23,10 @@ import com.jetbrains.packagesearch.plugin.utils.KtorDebugLogger
 import com.jetbrains.packagesearch.plugin.utils.PackageSearchApiPackageCache
 import com.jetbrains.packagesearch.plugin.utils.PackageSearchProjectService
 import io.ktor.client.engine.java.Java
+import io.ktor.client.plugins.DefaultRequest
 import io.ktor.client.plugins.logging.LogLevel
 import io.ktor.client.plugins.logging.Logging
+import io.ktor.http.headers
 import java.util.concurrent.CompletableFuture
 import kotlin.io.path.absolutePathString
 import kotlin.io.path.div
@@ -76,6 +81,12 @@ class PackageSearchApplicationCachesService(private val coroutineScope: Coroutin
                 logger = KtorDebugLogger()
                 filter { it.attributes.getOrNull(PackageSearchApiClient.Attributes.Cache) == true }
             }
+            install(DefaultRequest) {
+                headers {
+                    append("JB-Plugin-Version", PackageSearch.pluginVersion)
+                    append("JB-IDE-Version", IntelliJApplication.service<ApplicationInfo>().strictVersion)
+                }
+            }
         }
     )