diff --git a/src/var.f90 b/src/var.f90
index 4120fc64672edfc099523a1d6b6fdefe30f73985..c48201718da29a07276298b3f86d5abc5b602172 100644
--- a/src/var.f90
+++ b/src/var.f90
@@ -27,7 +27,7 @@
       Ep=1.e8_pr, &                 !< particle Young's modulus (kg/s**2/m)
       nyp=0.4_pr , &                !< particle Poisson ratio
       nyw=0.28_pr, &                !< duct Poisson ratio
-      Qaccfactor= 10._pr            !< artificially accelerate the charging rate
+      Qaccfactor= 100._pr           !< artificially accelerate the charging rate
       
       character(70) :: version='pafiX v1.1.0 (Copyright 2019 by H. Grosshans)'