diff --git a/liquidprompt b/liquidprompt
index 78e7c50..0d0bf19 100755
--- a/liquidprompt
+++ b/liquidprompt
@@ -249,26 +249,26 @@ _lp_source_config()
     LP_ENABLE_TITLE=${LP_ENABLE_TITLE:-0}
     LP_ENABLE_SCREEN_TITLE=${LP_ENABLE_SCREEN_TITLE:-0}
     LP_ENABLE_SSH_COLORS=${LP_ENABLE_SSH_COLORS:-0}
-    LP_DISABLED_VCS_PATH=${LP_DISABLED_VCS_PATH:-""}
+    # LP_DISABLED_VCS_PATH="${LP_DISABLED_VCS_PATH}"
 
-    LP_MARK_DEFAULT=${LP_MARK_DEFAULT:-""}
-    LP_MARK_BATTERY=${LP_MARK_BATTERY:-"⌁"}
-    LP_MARK_ADAPTER=${LP_MARK_ADAPTER:-"⏚"}
-    LP_MARK_LOAD=${LP_MARK_LOAD:-"⌂"}
-    LP_MARK_TEMP=${LP_MARK_TEMP:-"θ"}
-    LP_MARK_PROXY=${LP_MARK_PROXY:-"↥"}
-    LP_MARK_HG=${LP_MARK_HG:-"☿"}
-    LP_MARK_SVN=${LP_MARK_SVN:-"‡"}
-    LP_MARK_GIT=${LP_MARK_GIT:-"±"}
-    LP_MARK_FOSSIL=${LP_MARK_FOSSIL:-"⌘"}
-    LP_MARK_BZR=${LP_MARK_BZR:-"⚯"}
-    LP_MARK_DISABLED=${LP_MARK_DISABLED:-"⌀"}
-    LP_MARK_UNTRACKED=${LP_MARK_UNTRACKED:-"*"}
-    LP_MARK_STASH=${LP_MARK_STASH:-"+"}
-    LP_MARK_BRACKET_OPEN=${LP_MARK_BRACKET_OPEN:-"["}
-    LP_MARK_BRACKET_CLOSE=${LP_MARK_BRACKET_CLOSE:-"]"}
-    LP_MARK_SHORTEN_PATH=${LP_MARK_SHORTEN_PATH:-" … "}
-    LP_MARK_PREFIX=${LP_MARK_PREFIX:-""}
+    # LP_MARK_DEFAULT="$LP_MARK_DEFAULT"
+    LP_MARK_BATTERY="${LP_MARK_BATTERY:-"⌁"}"
+    LP_MARK_ADAPTER="${LP_MARK_ADAPTER:-"⏚"}"
+    LP_MARK_LOAD="${LP_MARK_LOAD:-"⌂"}"
+    LP_MARK_TEMP="${LP_MARK_TEMP:-"θ"}"
+    LP_MARK_PROXY="${LP_MARK_PROXY:-"↥"}"
+    LP_MARK_HG="${LP_MARK_HG:-"☿"}"
+    LP_MARK_SVN="${LP_MARK_SVN:-"‡"}"
+    LP_MARK_GIT="${LP_MARK_GIT:-"±"}"
+    LP_MARK_FOSSIL="${LP_MARK_FOSSIL:-"⌘"}"
+    LP_MARK_BZR="${LP_MARK_BZR:-"⚯"}"
+    LP_MARK_DISABLED="${LP_MARK_DISABLED:-"⌀"}"
+    LP_MARK_UNTRACKED="${LP_MARK_UNTRACKED:-"*"}"
+    LP_MARK_STASH="${LP_MARK_STASH:-"+"}"
+    LP_MARK_BRACKET_OPEN="${LP_MARK_BRACKET_OPEN:-"["}"
+    LP_MARK_BRACKET_CLOSE="${LP_MARK_BRACKET_CLOSE:-"]"}"
+    LP_MARK_SHORTEN_PATH="${LP_MARK_SHORTEN_PATH:-" … "}"
+    # LP_MARK_PREFIX="$LP_MARK_PREFIX"
 
     LP_COLOR_PATH=${LP_COLOR_PATH:-$BOLD}
     LP_COLOR_PATH_ROOT=${LP_COLOR_PATH_ROOT:-$BOLD_YELLOW}