diff --git a/r5dev/tier0/utility.cpp b/r5dev/tier0/utility.cpp
index 63aa39ac..82c60c3a 100644
--- a/r5dev/tier0/utility.cpp
+++ b/r5dev/tier0/utility.cpp
@@ -991,11 +991,11 @@ string PrintPercentageEscape(const string& svInput)
 // For formatting a STL string to a prettified representation of input bytes.
 string FormatBytes(size_t nBytes)
 {
-    char szBuf[128] = "";
+    char szBuf[128];
     const char* szPrefix[] = { "B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB" };
     const int iBase = 1024;
-    size_t c = (std::min)((size_t)(log((double)nBytes) / log((double)iBase)), (size_t)sizeof(szPrefix) - 1);
-    sprintf(szBuf, "%1.2lf %s", nBytes / pow((double)iBase, c), szPrefix[c]);
+    size_t c = nBytes ? (std::min)((size_t)(log((double)nBytes) / log((double)iBase)), (size_t)sizeof(szPrefix) - 1) : 0;
+    snprintf(szBuf, sizeof(szBuf), "%1.2lf %s", nBytes / pow((double)iBase, c), szPrefix[c]);
     return string(szBuf);
 }