diff --git a/ci/vars.yml b/ci/vars.yml
index b5cfb2976e..0cc5bbefd4 100644
--- a/ci/vars.yml
+++ b/ci/vars.yml
@@ -7,7 +7,7 @@
 # end up as float otherwise).
 variables:
   VERILATOR_VERSION: "v4.104"
-  IBEX_COSIM_VERSION: "0dc2de5d"
+  IBEX_COSIM_VERSION: "6272327d"
   RISCV_TOOLCHAIN_TAR_VERSION: "20220210-1"
   RISCV_TOOLCHAIN_TAR_VARIANT: "lowrisc-toolchain-gcc-rv32imcb"
   RISCV_COMPLIANCE_GIT_VERSION: "844c6660ef3f0d9b96957991109dfd80cc4938e2"