diff --git a/src/polyp/def.h b/src/polyp/def.h
index 517dd4226..edada3800 100644
--- a/src/polyp/def.h
+++ b/src/polyp/def.h
@@ -160,6 +160,7 @@ enum {
     PA_ERR_BADSTATE,               /**< Bad state */
     PA_ERR_NODATA,                 /**< No data */
     PA_ERR_VERSION,                /**< Incompatible protocol version \since 0.8 */
+    PA_ERR_TOOLARGE,               /**< Data too large \since 0.8.1 */
     PA_ERR_MAX                     /**< Not really an error but the first invalid error code */
 };
 
diff --git a/src/polyp/error.c b/src/polyp/error.c
index 3f3e637f9..e78d072e8 100644
--- a/src/polyp/error.c
+++ b/src/polyp/error.c
@@ -49,6 +49,7 @@ static const char* const errortab[PA_ERR_MAX] = {
     [PA_ERR_BADSTATE] = "Bad state",
     [PA_ERR_NODATA] = "No data",
     [PA_ERR_VERSION] = "Incompatible protocol version",
+    [PA_ERR_TOOLARGE] = "Too large"
 };
 
 const char*pa_strerror(int error) {