1 files changed, 3 insertions, 1 deletions

diff --git a/plugins/check_load.c b/plugins/check_load.c
index 9de8ff7..5503204 100644
--- a/plugins/check_load.c
+++ b/plugins/check_load.c
@@ -77,6 +77,7 @@ static void
 get_threshold(char *arg, double *th)
 {
         size_t i, n;
+        int valid = 0;
         char *str = arg, *p;
 
         n = strlen(arg);
@@ -84,12 +85,13 @@ get_threshold(char *arg, double *th)
                 th[i] = strtod(str, &p);
                 if(p == str) break;
 
+                valid = 1;
                 str = p + 1;
                 if(n <= (size_t)(str - arg)) break;
         }
 
         /* empty argument or non-floatish, so warn about it and die */
-        if(!i) usage (_("Warning threshold must be float or float triplet!\n"));
+        if(!i && !valid) usage (_("Warning threshold must be float or float triplet!\n"));
 
         if(i != 2) {
                 /* one or more numbers were given, so fill array with last