diff --git a/src/main/java/at/ac/uibk/gitsearch/service/dto/SearchResultsDTO.java b/src/main/java/at/ac/uibk/gitsearch/service/dto/SearchResultsDTO.java
index 39d6f55afc0f63071f519e21ea063037cf231851..1eec244eac9a6cebbdd43c045b1f7b1c39179f29 100644
--- a/src/main/java/at/ac/uibk/gitsearch/service/dto/SearchResultsDTO.java
+++ b/src/main/java/at/ac/uibk/gitsearch/service/dto/SearchResultsDTO.java
@@ -146,7 +146,7 @@ public class SearchResultsDTO {
 			// default constructor
 		}
 
-		private String metadataVersion; // just for YAML testdata reader
+		private String metadataVersion; // just for YAML test data reader
 		private String title;
 		private String identifier;
 		private String version;
@@ -444,14 +444,14 @@ public class SearchResultsDTO {
 
 		@Override
 		public String toString() {
-			return "SearchResultDTO [audience=" + audience + ", collectionContent=" + collectionContent
+			return "SearchResultDTO [audience=" + audience + ", collectionContent=" + Arrays.toString(collectionContent)
 					+ ", contributor=" + Arrays.toString(contributor) + ", creator=" + Arrays.toString(creator)
 					+ ", deprecated=" + deprecated + ", description=" + description + ", difficulty=" + difficulty
-					+ ", educationLevel=" + educationLevel + ", format=" + format + ", gitURL=" + gitURL
+					+ ", educationLevel=" + educationLevel + ", format=" + Arrays.toString(format) + ", gitURL=" + gitURL
 					+ ", identifier=" + identifier + ", image=" + image + ", keyword=" + Arrays.toString(keyword)
 					+ ", language=" + Arrays.toString(language) + ", license=" + license + ", metadataVersion="
 					+ metadataVersion + ", programmingLanguage=" + Arrays.toString(programmingLanguage) + ", publisher="
-					+ Arrays.toString(publisher) + ", repositoryURL=" + repositoryURL + ", requires=" + requires
+					+ Arrays.toString(publisher) + ", repositoryURL=" + repositoryURL + ", requires=" + Arrays.toString(requires)
 					+ ", source=" + Arrays.toString(source) + ", status=" + status + ", structure=" + structure
 					+ ", timeRequired=" + timeRequired + ", title=" + title + ", type=" + type + ", version=" + version
 					+ "]";
@@ -643,7 +643,7 @@ public class SearchResultsDTO {
 
 	/**
 	 * returns the number of all hits.
-	 * 
+	 *
 	 * @return
 	 */
 	public long getHitCount() {