diff --git a/ethereumj-core/src/main/resources/system.properties b/ethereumj-core/src/main/resources/system.properties
index 997f98f4..feb55fae 100644
--- a/ethereumj-core/src/main/resources/system.properties
+++ b/ethereumj-core/src/main/resources/system.properties
@@ -152,4 +152,4 @@ root.hash.start = -1
 peer.capabilities = eth, shh
 
 # Key value data source values: [leveldb/redis]
-keyvalue.datasource = "leveldb"
\ No newline at end of file
+keyvalue.datasource = leveldb
\ No newline at end of file
diff --git a/ethereumj-core/src/test/resources/system.properties b/ethereumj-core/src/test/resources/system.properties
index 221600e1..4d8b83c8 100644
--- a/ethereumj-core/src/test/resources/system.properties
+++ b/ethereumj-core/src/test/resources/system.properties
@@ -142,4 +142,4 @@ root.hash.start = -1
 GitHubTests.VMTest.loadLocal = false
 
 # Key value data source values: [leveldb/redis]
-keyvalue.datasource = "leveldb"
\ No newline at end of file
+keyvalue.datasource = leveldb
\ No newline at end of file