diff --git a/regressionTests.cmake b/regressionTests.cmake
index ddfb0573a95..c6fe9a3c4d0 100644
--- a/regressionTests.cmake
+++ b/regressionTests.cmake
@@ -2932,5 +2932,6 @@ if(BUILD_FLOW_FLOAT_VARIANTS)
       spe1
     TEST_ARGS
       --tolerance-mb=1e-6
+      --tolerance-cnv=0.05
   )
 endif()