diff --git a/setter/src/unix/darwin/carbon.c b/setter/src/unix/darwin/carbon.c
index 0d722f8..59d4dd8 100644
--- a/setter/src/unix/darwin/carbon.c
+++ b/setter/src/unix/darwin/carbon.c
@@ -42,6 +42,10 @@ int CarbonResourceFork(const char* path)
     size_t            txtLen, written;
     int               wRc, cRc;
 
+    memset(iconUnicodeStr, 0, 256);
+    memset(pictUnicodeStr, 0, 256);
+    memset(versionUnicodeStr, 0, 256);
+    memset(allUnicodeStr, 0, 256);
     memset(&oTextToUnicodeInfo, 0, sizeof(TextToUnicodeInfo));
 
     err = CreateTextToUnicodeInfoByEncoding(kTextEncodingMacRoman, &oTextToUnicodeInfo);