diff --git a/src/functions/linear_algebra/qfcvp b/src/functions/linear_algebra/qfcvp
index 5ee883390a..7be5fa9570 100644
--- a/src/functions/linear_algebra/qfcvp
+++ b/src/functions/linear_algebra/qfcvp
@@ -1,7 +1,7 @@
 Function: qfcvp
 Section: linear_algebra
 C-Name: qfcvp0
-Prototype: GGDGDGD0,L,p
+Prototype: GGDGDGD0,L,
 Help: qfcvp(x,t,{B},{m},{flag=0}): x being a square and symmetric
  matrix representing a positive definite quadratic form, and t a vector of
  the same dimension, this function deals with the vectors of whose squared