diff --git a/matlab/DiffuseKalmanSmoother3_Z.m b/matlab/DiffuseKalmanSmoother3_Z.m
index 66e377224..123ce8794 100644
--- a/matlab/DiffuseKalmanSmoother3_Z.m
+++ b/matlab/DiffuseKalmanSmoother3_Z.m
@@ -164,7 +164,7 @@ while newRank & t < smpl
     a1(:,t+1) = T*a(:,t);
     aK(1,:,t+1) = a1(:,t+1); 
     for jnk=2:nk
-        aK(jnk,:,t+jnk) = T*squueze(aK(jnk-1,:,t+jnk-1));
+        aK(jnk,:,t+jnk) = T*dynare_squeeze(aK(jnk-1,:,t+jnk-1));
     end
     Pstar(:,:,t+1)        = T*Pstar(:,:,t)*T'+ QQ;
     Pinf(:,:,t+1) = T*Pinf(:,:,t)*T';