diff --git a/src/iniparser.c b/src/iniparser.c
index b57b16d90834040ff0a6141eae8898da0e3fac9e..f7be01c2a6cb58d665304d30bf0e673955e4730d 100644
--- a/src/iniparser.c
+++ b/src/iniparser.c
@@ -752,6 +752,10 @@ dictionary * iniparser_load(const char * ininame)
             len-- ;
         }
 
+        if (len < 0) { /* Line was entirely \n and/or spaces */
+            len = 0;
+        }
+
         /* Detect multi-line */
         if (line[len]=='\\') {
             multi_line = 1;