diff --git a/app/build.gradle b/app/build.gradle
index 81580d3a2..c6eaae16d 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -13,8 +13,8 @@ android {
 		applicationId 'org.koitharu.kotatsu'
 		minSdkVersion 21
 		targetSdkVersion 31
-		versionCode 374
-		versionName '2.0.2'
+		versionCode 375
+		versionName '2.1-b1'
 		generatedDensities = []
 		testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
diff --git a/app/src/main/java/org/koitharu/kotatsu/core/parser/site/NineMangaRepository.kt b/app/src/main/java/org/koitharu/kotatsu/core/parser/site/NineMangaRepository.kt
index 9daee36dd..7b782ab1c 100644
--- a/app/src/main/java/org/koitharu/kotatsu/core/parser/site/NineMangaRepository.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/core/parser/site/NineMangaRepository.kt
@@ -41,7 +41,7 @@ abstract class NineMangaRepository(
 					append("&page=")
 				}
 				!tags.isNullOrEmpty() -> {
-					append("/search/&category_id=")
+					append("/search/?category_id=")
 					for (tag in tags) {
 						append(tag.key)
 						append(',')