diff --git a/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_0_test.res b/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_1_test.res
similarity index 100%
rename from packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_0_test.res
rename to packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_1_test.res
diff --git a/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_1_multisource_test.res b/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_2_multisource_test.res
similarity index 100%
rename from packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_1_multisource_test.res
rename to packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_2_multisource_test.res
diff --git a/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_2_includes_test.res b/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_3_includes_test.res
similarity index 100%
rename from packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_2_includes_test.res
rename to packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_3_includes_test.res
diff --git a/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_3_injecting_user_values.res b/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_4_injecting_user_values.res
similarity index 100%
rename from packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_3_injecting_user_values.res
rename to packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_4_injecting_user_values.res
diff --git a/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_4_calling_functions.res b/packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_5_calling_functions.res
similarity index 100%
rename from packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_4_calling_functions.res
rename to packages/squiggle-lang/__tests__/ReducerProject/ReducerProject_tutorial_5_calling_functions.res