diff --git a/Gems/Blast/AssetProcessorGemConfig.setreg b/Gems/Blast/AssetProcessorGemConfig.setreg
index 49d85f1a90..e820d41104 100644
--- a/Gems/Blast/AssetProcessorGemConfig.setreg
+++ b/Gems/Blast/AssetProcessorGemConfig.setreg
@@ -10,6 +10,7 @@
                 "RC blastmaterial": {
                     "glob": "*.blastmaterial",
                     "params": "copy",
+                    "critical": true,
                     "productAssetType": "{55F38C86-0767-4E7F-830A-A4BF624BE4DA}"
                 },
                 "RC blastconfiguration": {
diff --git a/Registry/AssetProcessorPlatformConfig.setreg b/Registry/AssetProcessorPlatformConfig.setreg
index 7c52feb10b..6a157a81cf 100644
--- a/Registry/AssetProcessorPlatformConfig.setreg
+++ b/Registry/AssetProcessorPlatformConfig.setreg
@@ -442,7 +442,7 @@
                 "RC physmaterial": {
                     "glob": "*.physmaterial",
                     "params": "copy",
-                    "critical": "true",
+                    "critical": true,
                     "productAssetType": "{9E366D8C-33BB-4825-9A1F-FA3ADBE11D0F}"
                 },
                 "RC ocm": {