diff --git a/test/simulation/test.common b/test/simulation/test.common
index 0dc99c3..03476fd 100644
--- a/test/simulation/test.common
+++ b/test/simulation/test.common
@@ -18,7 +18,7 @@ export PATH=../../:$PATH
 export CLKNETSIM_PATH=clknetsim
 
 # Known working clknetsim revision
-clknetsim_revision=3eb3a8d9acf60c31f5acc66617175fc748ef367e
+clknetsim_revision=1e56224dee1db69c0027e9bd63c2a202d4765959
 clknetsim_url=https://github.com/mlichvar/clknetsim/archive/$clknetsim_revision.tar.gz
 
 # Only Linux is supported