1 files changed, 4 insertions, 3 deletions
diff --git a/src/utf8code.c b/src/utf8code.c
index 1c1e4336..a6ecdb65 100644
--- a/src/utf8code.c
+++ b/src/utf8code.c
@@ -46,10 +46,11 @@ unsigned utf8_encode(char *out, uint32_t c)
 }
 
 uint32_t utf8_peek(const char* s, int pos) {
-    int inc = 1;
-    if (pos < 0) pos = -pos, inc = -1;
+    int inc = -1;
+    if (pos > 0)
+        pos = -pos, inc = 1;
     while (pos)
-        pos -= (*(s += inc) & 0xC0) != 0x80;
+        pos += (*(s += inc) & 0xC0) != 0x80;
     utf8_decode_t d = {.state=0};
     do { utf8_decode(&d, (uint8_t)*s++); } while (d.state);
     return d.codep;