diff --git a/libs/libc/src/string.cpp b/libs/libc/src/string.cpp
index dff7c8e2..958182d7 100644
--- a/libs/libc/src/string.cpp
+++ b/libs/libc/src/string.cpp
@@ -136,8 +136,9 @@ extern "C"
     char* strrchr(const char* str, int c)
     {
         const char* s = str + strlen(str);
-        while (s != str && *str != (char)c) str--;
+        while (s != str && *s != (char)c) s--;
         if (s != str) return const_cast<char*>(s);
+        if (*s == (char)c) return const_cast<char*>(s);
         return NULL;
     }