diff --git a/CHANGELOG b/CHANGELOG
index da015a13..4c35cba8 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -41,6 +41,9 @@ HISTORY
 
  ++ Bugfixes:
 
+  2011-08-24: Simon Goldschmidt
+  * pbuf.c: fixed bug #34112 Odd check in pbuf_alloced_custom (typo)
+
   2011-08-24: Simon Goldschmidt
   * dhcp.c: fixed bug #34122 dhcp: hostname can overflow
 
diff --git a/src/core/pbuf.c b/src/core/pbuf.c
index 6c45dbf2..cb79a987 100644
--- a/src/core/pbuf.c
+++ b/src/core/pbuf.c
@@ -391,7 +391,7 @@ pbuf_alloced_custom(pbuf_layer l, u16_t length, pbuf_type type, struct pbuf_cust
     return NULL;
   }
 
-  if (LWIP_MEM_ALIGN_SIZE(offset) + length < payload_mem_len) {
+  if (LWIP_MEM_ALIGN_SIZE(offset) + length > payload_mem_len) {
     LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_LEVEL_WARNING, ("pbuf_alloced_custom(length=%"U16_F") buffer too short\n", length));
     return NULL;
   }