diff --git a/base/hostinfo.cc b/base/hostinfo.cc
index df9bd0d29..d15e3ddc1 100644
--- a/base/hostinfo.cc
+++ b/base/hostinfo.cc
@@ -70,7 +70,7 @@ procInfo(char *filename, char *target)
     while (fp && !feof(fp) && !done) {
         if (fgets(line, 80, fp)) {
             if (strncmp(line, target, strlen(target)) == 0) {
-                snprintf(format, sizeof(format), "%s %%lld", target);
+                snprintf(format, sizeof(format), "%s %%ld", target);
                 sscanf(line, format, &usage);
 
                 fclose(fp);