diff --git a/include/xsf/amos/amos.h b/include/xsf/amos/amos.h
index 815a99b81f..38d2bfd922 100644
--- a/include/xsf/amos/amos.h
+++ b/include/xsf/amos/amos.h
@@ -5473,7 +5473,7 @@ namespace amos {
         std::complex<double> cfn, ck, crsc, cs, cscl, csgn, cspn, c1, c2, rz, s1, s2, zr, phid, zeta1d = 0.0,
                                                                                                 zeta2d = 0.0, sumd;
         double ang, aphi, asc, ascle, c2i, c2m, c2r, fmr, fn, fnf, rs1, sgn, x;
-        int i, ib, iflag = 0, ifn, il, inu, iuf, k, kdflg, kflag, kk, m, nw, nz, j, jc, ipard, initd, ic;
+        int i, ib, iflag = 0, ifn, il, inu, iuf, k, kdflg, kflag, kk, m, nw, nz, j, jc, ipard, initd = 0, ic;
 
         cscl = 1.0 / tol;
         crsc = tol;