diff --git a/firmware/tunerstudio/docs/29 - Cranging Coolant Temp Multiplier.png b/firmware/tunerstudio/docs/29-Cranging_Coolant_Temp_Multiplier.png
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rename from firmware/tunerstudio/docs/29 - Cranging Coolant Temp Multiplier.png
rename to firmware/tunerstudio/docs/29-Cranging_Coolant_Temp_Multiplier.png
diff --git a/firmware/tunerstudio/docs/31 - Cranking Duration Multiplier.png b/firmware/tunerstudio/docs/31-Cranking_Duration_Multiplier.png
similarity index 100%
rename from firmware/tunerstudio/docs/31 - Cranking Duration Multiplier.png
rename to firmware/tunerstudio/docs/31-Cranking_Duration_Multiplier.png